diff --git a/react/features/base/color-scheme/defaultScheme.js b/react/features/base/color-scheme/defaultScheme.js
index 9dff58655..dd0ab4c96 100644
--- a/react/features/base/color-scheme/defaultScheme.js
+++ b/react/features/base/color-scheme/defaultScheme.js
@@ -1,5 +1,3 @@
-// @flow
-
 import { ColorPalette, getRGBAFormat } from '../styles';
 
 /**
@@ -14,21 +12,6 @@ export default {
         icon: 'rgb(28, 32, 37)',
         text: 'rgb(28, 32, 37)'
     },
-    'Chat': {
-        displayName: 'rgb(94, 109, 121)',
-        localMsgBackground: 'rgb(215, 230, 249)',
-        lobbyMsgBackground: 'rgb(106, 80, 211)',
-        lobbyMsgNotice: 'rgb(16, 10, 41)',
-        privateMsgBackground: 'rgb(250, 219, 219)',
-        privateMsgNotice: 'rgb(186, 39, 58)',
-        remoteMsgBackground: 'rgb(241, 242, 246)',
-        replyBorder: 'rgb(219, 197, 200)',
-        replyIcon: 'rgb(94, 109, 121)'
-    },
-    'Conference': {
-        inviteButtonBackground: 'rgb(0, 119, 225)',
-        onVideoText: 'white'
-    },
     'Dialog': {},
     'Header': {
         background: ColorPalette.blue,
diff --git a/react/features/base/react/components/native/Linkify.js b/react/features/base/react/components/native/Linkify.js
index ccceb77a9..95ac3c7f7 100644
--- a/react/features/base/react/components/native/Linkify.js
+++ b/react/features/base/react/components/native/Linkify.js
@@ -19,7 +19,12 @@ type Props = {
     /**
      * The extra styles to be applied to links.
      */
-    linkStyle: StyleType
+    linkStyle: StyleType,
+
+    /**
+     * The extra styles to be applied to text.
+     */
+    style?: StyleType
 };
 
 /**
@@ -46,7 +51,9 @@ export default class Linkify extends Component<Props> {
         return (
             <ReactLinkify
                 componentDecorator = { this._componentDecorator }>
-                <Text selectable = { true }>
+                <Text
+                    selectable = { true }
+                    style = { this.props.style }>
                     { this.props.children }
                 </Text>
             </ReactLinkify>
diff --git a/react/features/chat/components/native/Chat.js b/react/features/chat/components/native/Chat.js
index 68297702e..ec578bee0 100644
--- a/react/features/chat/components/native/Chat.js
+++ b/react/features/chat/components/native/Chat.js
@@ -1,4 +1,4 @@
-// @flow
+/* eslint-disable react/no-multi-comp */
 
 import { useIsFocused } from '@react-navigation/native';
 import React, { useEffect } from 'react';
@@ -6,7 +6,8 @@ import React, { useEffect } from 'react';
 import { translate } from '../../../base/i18n';
 import JitsiScreen from '../../../base/modal/components/JitsiScreen';
 import { connect } from '../../../base/redux';
-import { closeChat } from '../../actions.any';
+import { TabBarLabelCounter } from '../../../mobile/navigation/components/TabBarLabelCounter';
+import { closeChat } from '../../actions.native';
 import AbstractChat, {
     type Props as AbstractProps,
     _mapStateToProps
@@ -17,14 +18,8 @@ import MessageContainer from './MessageContainer';
 import MessageRecipient from './MessageRecipient';
 import styles from './styles';
 
-
 type Props = AbstractProps & {
 
-    /**
-     * Is this screen focused or not(React Navigation).
-     */
-    isChatScreenFocused: boolean,
-
     /**
      * Default prop for navigating between screen components(React Navigation).
      */
@@ -41,7 +36,6 @@ type Props = AbstractProps & {
  * the mobile client.
  */
 class Chat extends AbstractChat<Props> {
-
     /**
      * Implements React's {@link Component#render()}.
      *
@@ -49,7 +43,7 @@ class Chat extends AbstractChat<Props> {
      */
     render() {
         const { _messages, route } = this.props;
-        const privateMessageRecipient = route.params?.privateMessageRecipient;
+        const privateMessageRecipient = route?.params?.privateMessageRecipient;
 
         return (
             <JitsiScreen
@@ -68,28 +62,26 @@ class Chat extends AbstractChat<Props> {
 }
 
 export default translate(connect(_mapStateToProps)(props => {
-    const {
-        _nbUnreadMessages,
-        navigation,
-        t
-    } = props;
-    const isChatScreenFocused = useIsFocused();
+    const { _nbUnreadMessages, dispatch, navigation, t } = props;
+    const unreadMessagesNr = _nbUnreadMessages > 0;
 
-    const nrUnreadMessages
-        = !isChatScreenFocused && _nbUnreadMessages > 0
-            ? `(${_nbUnreadMessages})` : '';
+    const isFocused = useIsFocused();
 
     useEffect(() => {
-        navigation.setOptions({
-            tabBarLabel: `${t('chat.tabs.chat')} ${nrUnreadMessages}`
+        navigation?.setOptions({
+            tabBarLabel: () => (
+                <TabBarLabelCounter
+                    activeUnreadNr = { unreadMessagesNr }
+                    isFocused = { isFocused }
+                    label = { t('chat.tabs.chat') }
+                    nbUnread = { _nbUnreadMessages } />
+            )
         });
 
-        return () => props.dispatch(closeChat());
-    }, [ nrUnreadMessages ]);
+        return () => isFocused && dispatch(closeChat());
+    }, [ isFocused, _nbUnreadMessages ]);
 
     return (
-        <Chat
-            { ...props }
-            isChatScreenFocused = { isChatScreenFocused } />
+        <Chat { ...props } />
     );
 }));
diff --git a/react/features/chat/components/native/ChatButton.js b/react/features/chat/components/native/ChatButton.js
index b65c4d2ad..0cca6b107 100644
--- a/react/features/chat/components/native/ChatButton.js
+++ b/react/features/chat/components/native/ChatButton.js
@@ -1,5 +1,3 @@
-// @flow
-
 import { CHAT_ENABLED, getFeatureFlag } from '../../../base/flags';
 import { translate } from '../../../base/i18n';
 import { IconChatUnread, IconMessage } from '../../../base/icons';
@@ -10,9 +8,9 @@ import {
 } from '../../../base/toolbox/components';
 import { navigate } from '../../../mobile/navigation/components/conference/ConferenceNavigationContainerRef';
 import { screen } from '../../../mobile/navigation/routes';
+import { getUnreadPollCount } from '../../../polls/functions';
 import { getUnreadCount } from '../../functions';
 
-
 type Props = AbstractButtonProps & {
 
     /**
@@ -72,7 +70,9 @@ function _mapStateToProps(state, ownProps) {
 
     return {
         _isPollsDisabled: disablePolls,
-        _unreadMessageCount: getUnreadCount(state),
+
+        // The toggled icon should also be available for new polls
+        _unreadMessageCount: getUnreadCount(state) || getUnreadPollCount(state),
         visible
     };
 }
diff --git a/react/features/chat/components/native/ChatMessage.js b/react/features/chat/components/native/ChatMessage.js
index 942ea6e67..b8adfd1c0 100644
--- a/react/features/chat/components/native/ChatMessage.js
+++ b/react/features/chat/components/native/ChatMessage.js
@@ -1,30 +1,19 @@
-// @flow
-
 import React from 'react';
 import { Text, View } from 'react-native';
 
 import { Avatar } from '../../../base/avatar';
-import { ColorSchemeRegistry } from '../../../base/color-scheme';
 import { translate } from '../../../base/i18n';
 import { Linkify } from '../../../base/react';
 import { connect } from '../../../base/redux';
-import { type StyleType } from '../../../base/styles';
 import { isGifMessage } from '../../../gifs/functions';
 import { MESSAGE_TYPE_ERROR, MESSAGE_TYPE_LOCAL } from '../../constants';
 import { replaceNonUnicodeEmojis } from '../../functions';
-import AbstractChatMessage, { type Props as AbstractProps } from '../AbstractChatMessage';
+import AbstractChatMessage, { type Props } from '../AbstractChatMessage';
 
 import GifMessage from './GifMessage';
 import PrivateMessageButton from './PrivateMessageButton';
 import styles from './styles';
 
-type Props = AbstractProps & {
-
-    /**
-     * The color-schemed stylesheet of the feature.
-     */
-    _styles: StyleType
-};
 
 /**
  * Renders a single chat message.
@@ -36,7 +25,7 @@ class ChatMessage extends AbstractChatMessage<Props> {
      * @inheritdoc
      */
     render() {
-        const { _styles, message, knocking } = this.props;
+        const { message, knocking } = this.props;
         const localMessage = message.messageType === MESSAGE_TYPE_LOCAL;
         const { privateMessage, lobbyChat } = message;
 
@@ -56,7 +45,7 @@ class ChatMessage extends AbstractChatMessage<Props> {
             detailsWrapperStyle.push(styles.ownMessageDetailsWrapper);
 
             // The bubble needs some additional styling
-            messageBubbleStyle.push(_styles.localMessageBubble);
+            messageBubbleStyle.push(styles.localMessageBubble);
         } else if (message.messageType === MESSAGE_TYPE_ERROR) {
             // This is a system message.
 
@@ -66,15 +55,15 @@ class ChatMessage extends AbstractChatMessage<Props> {
             // This is a remote message sent by a remote participant.
 
             // The bubble needs some additional styling
-            messageBubbleStyle.push(_styles.remoteMessageBubble);
+            messageBubbleStyle.push(styles.remoteMessageBubble);
         }
 
         if (privateMessage) {
-            messageBubbleStyle.push(_styles.privateMessageBubble);
+            messageBubbleStyle.push(styles.privateMessageBubble);
         }
 
         if (lobbyChat && !knocking) {
-            messageBubbleStyle.push(_styles.lobbyMessageBubble);
+            messageBubbleStyle.push(styles.lobbyMessageBubble);
         }
 
         const messageText = replaceNonUnicodeEmojis(this._getMessageText());
@@ -86,11 +75,13 @@ class ChatMessage extends AbstractChatMessage<Props> {
                     <View style = { messageBubbleStyle }>
                         <View style = { styles.textWrapper } >
                             { this._renderDisplayName() }
-                            {isGifMessage(messageText)
+                            { isGifMessage(messageText)
                                 ? <GifMessage message = { messageText } />
                                 : (
-                                    <Linkify linkStyle = { styles.chatLink }>
-                                        {messageText}
+                                    <Linkify
+                                        linkStyle = { styles.chatLink }
+                                        style = { styles.chatMessage }>
+                                        { messageText }
                                     </Linkify>
                                 )}
                             { this._renderPrivateNotice() }
@@ -134,14 +125,14 @@ class ChatMessage extends AbstractChatMessage<Props> {
      * @returns {React$Element<*> | null}
      */
     _renderDisplayName() {
-        const { _styles, message, showDisplayName } = this.props;
+        const { message, showDisplayName } = this.props;
 
         if (!showDisplayName) {
             return null;
         }
 
         return (
-            <Text style = { _styles.displayName }>
+            <Text style = { styles.senderDisplayName }>
                 { message.displayName }
             </Text>
         );
@@ -153,14 +144,14 @@ class ChatMessage extends AbstractChatMessage<Props> {
      * @returns {React$Element<*> | null}
      */
     _renderPrivateNotice() {
-        const { _styles, message, knocking } = this.props;
+        const { message, knocking } = this.props;
 
         if (!(message.privateMessage || (message.lobbyChat && !knocking))) {
             return null;
         }
 
         return (
-            <Text style = { message.lobbyChat ? _styles.lobbyMsgNotice : _styles.privateNotice }>
+            <Text style = { message.lobbyChat ? styles.lobbyMsgNotice : styles.privateNotice }>
                 { this._getPrivateNoticeMessage() }
             </Text>
         );
@@ -172,7 +163,7 @@ class ChatMessage extends AbstractChatMessage<Props> {
      * @returns {React$Element<*> | null}
      */
     _renderPrivateReplyButton() {
-        const { _styles, message, knocking } = this.props;
+        const { message, knocking } = this.props;
         const { messageType, privateMessage, lobbyChat } = message;
 
         if (!(privateMessage || lobbyChat) || messageType === MESSAGE_TYPE_LOCAL || knocking) {
@@ -180,13 +171,13 @@ class ChatMessage extends AbstractChatMessage<Props> {
         }
 
         return (
-            <View style = { _styles.replyContainer }>
+            <View style = { styles.replyContainer }>
                 <PrivateMessageButton
                     isLobbyMessage = { lobbyChat }
                     participantID = { message.id }
                     reply = { true }
                     showLabel = { false }
-                    toggledStyles = { _styles.replyStyles } />
+                    toggledStyles = { styles.replyStyles } />
             </View>
         );
     }
@@ -217,7 +208,6 @@ class ChatMessage extends AbstractChatMessage<Props> {
  */
 function _mapStateToProps(state) {
     return {
-        _styles: ColorSchemeRegistry.get(state, 'Chat'),
         knocking: state['features/lobby'].knocking
     };
 }
diff --git a/react/features/chat/components/native/ChatMessageGroup.js b/react/features/chat/components/native/ChatMessageGroup.js
index 7a93c4f8a..6af29a10d 100644
--- a/react/features/chat/components/native/ChatMessageGroup.js
+++ b/react/features/chat/components/native/ChatMessageGroup.js
@@ -1,6 +1,4 @@
-// @flow
-
-import React, { Component } from 'react';
+import React, { Component, ReactElement } from 'react';
 import { FlatList } from 'react-native';
 
 import { MESSAGE_TYPE_LOCAL, MESSAGE_TYPE_REMOTE } from '../../constants';
@@ -60,7 +58,7 @@ export default class ChatMessageGroup extends Component<Props> {
         return `key_${index}`;
     }
 
-    _renderMessage: Object => React$Element<*>;
+    _renderMessage: Object => ReactElement;
 
     /**
      * Renders a single chat message.
diff --git a/react/features/chat/components/native/ChatPrivacyDialog.js b/react/features/chat/components/native/ChatPrivacyDialog.js
index 77f43a191..25f46ee79 100644
--- a/react/features/chat/components/native/ChatPrivacyDialog.js
+++ b/react/features/chat/components/native/ChatPrivacyDialog.js
@@ -1,5 +1,3 @@
-// @flow
-
 import React from 'react';
 
 import { ConfirmDialog } from '../../../base/dialog';
diff --git a/react/features/chat/components/native/MessageContainer.js b/react/features/chat/components/native/MessageContainer.js
index 1254fec75..032057fc2 100644
--- a/react/features/chat/components/native/MessageContainer.js
+++ b/react/features/chat/components/native/MessageContainer.js
@@ -1,12 +1,8 @@
-// @flow
-
-import React from 'react';
+import React, { ReactElement } from 'react';
 import { FlatList, Text, View } from 'react-native';
 
-import { ColorSchemeRegistry } from '../../../base/color-scheme';
 import { translate } from '../../../base/i18n';
 import { connect } from '../../../base/redux';
-import { StyleType } from '../../../base/styles';
 import AbstractMessageContainer, { type Props as AbstractProps }
     from '../AbstractMessageContainer';
 
@@ -15,11 +11,6 @@ import styles from './styles';
 
 type Props = AbstractProps & {
 
-    /**
-     * The color-schemed stylesheet of the feature.
-     */
-    _styles: StyleType,
-
     /**
      * Function to be used to translate i18n labels.
      */
@@ -82,7 +73,7 @@ class MessageContainer extends AbstractMessageContainer<Props> {
         return `key_${index}`;
     }
 
-    _renderListEmptyComponent: () => React$Element<any>;
+    _renderListEmptyComponent: () => ReactElement;
 
     /**
      * Renders a message when there are no messages in the chat yet.
@@ -90,18 +81,18 @@ class MessageContainer extends AbstractMessageContainer<Props> {
      * @returns {React$Element<any>}
      */
     _renderListEmptyComponent() {
-        const { _styles, t } = this.props;
+        const { t } = this.props;
 
         return (
             <View style = { styles.emptyComponentWrapper }>
-                <Text style = { _styles.emptyComponentText }>
+                <Text style = { styles.emptyComponentText }>
                     { t('chat.noMessagesMessage') }
                 </Text>
             </View>
         );
     }
 
-    _renderMessageGroup: Object => React$Element<any>;
+    _renderMessageGroup: Object => ReactElement;
 
     /**
      * Renders a single chat message.
@@ -114,16 +105,4 @@ class MessageContainer extends AbstractMessageContainer<Props> {
     }
 }
 
-/**
- * Maps part of the redux state to the props of this component.
- *
- * @param {Object} state - The Redux state.
- * @returns {Props}
- */
-function _mapStateToProps(state) {
-    return {
-        _styles: ColorSchemeRegistry.get(state, 'Chat')
-    };
-}
-
-export default translate(connect(_mapStateToProps)(MessageContainer));
+export default translate(connect()(MessageContainer));
diff --git a/react/features/chat/components/native/MessageRecipient.js b/react/features/chat/components/native/MessageRecipient.js
index 774662626..4acc79e73 100644
--- a/react/features/chat/components/native/MessageRecipient.js
+++ b/react/features/chat/components/native/MessageRecipient.js
@@ -1,13 +1,9 @@
-// @flow
-
 import React from 'react';
 import { Text, TouchableHighlight, View } from 'react-native';
 
-import { ColorSchemeRegistry } from '../../../base/color-scheme';
 import { translate } from '../../../base/i18n';
-import { Icon, IconCloseCircle } from '../../../base/icons';
+import { Icon, IconCloseLarge } from '../../../base/icons';
 import { connect } from '../../../base/redux';
-import { type StyleType } from '../../../base/styles';
 import {
     setParams
 } from '../../../mobile/navigation/components/conference/ConferenceNavigationContainerRef';
@@ -16,14 +12,11 @@ import AbstractMessageRecipient, {
     type Props as AbstractProps
 } from '../AbstractMessageRecipient';
 
+import styles from './styles';
+
 
 type Props = AbstractProps & {
 
-    /**
-     * The color-schemed stylesheet of the feature.
-     */
-    _styles: StyleType,
-
     /**
      * The Redux dispatch function.
      */
@@ -99,14 +92,17 @@ class MessageRecipient extends AbstractMessageRecipient<Props> {
      * @returns {ReactElement}
      */
     render() {
-        const { _styles, privateMessageRecipient, t,
-            isLobbyChatActive, lobbyMessageRecipient } = this.props;
-
+        const {
+            isLobbyChatActive,
+            lobbyMessageRecipient,
+            privateMessageRecipient,
+            t
+        } = this.props;
 
         if (isLobbyChatActive) {
             return (
-                <View style = { _styles.lobbyMessageRecipientContainer }>
-                    <Text style = { _styles.messageRecipientText }>
+                <View style = { styles.lobbyMessageRecipientContainer }>
+                    <Text style = { styles.messageRecipientText }>
                         { t('chat.lobbyChatMessageTo', {
                             recipient: lobbyMessageRecipient.name
                         }) }
@@ -114,8 +110,8 @@ class MessageRecipient extends AbstractMessageRecipient<Props> {
                     <TouchableHighlight
                         onPress = { this._onResetLobbyMessageRecipient }>
                         <Icon
-                            src = { IconCloseCircle }
-                            style = { _styles.messageRecipientCancelIcon } />
+                            src = { IconCloseLarge }
+                            style = { styles.messageRecipientCancelIcon } />
                     </TouchableHighlight>
                 </View>
             );
@@ -126,8 +122,8 @@ class MessageRecipient extends AbstractMessageRecipient<Props> {
         }
 
         return (
-            <View style = { _styles.messageRecipientContainer }>
-                <Text style = { _styles.messageRecipientText }>
+            <View style = { styles.messageRecipientContainer }>
+                <Text style = { styles.messageRecipientText }>
                     { t('chat.messageTo', {
                         recipient: privateMessageRecipient.name
                     }) }
@@ -136,8 +132,8 @@ class MessageRecipient extends AbstractMessageRecipient<Props> {
                     onPress = { this._onResetPrivateMessageRecipient }
                     underlayColor = { 'transparent' }>
                     <Icon
-                        src = { IconCloseCircle }
-                        style = { _styles.messageRecipientCancelIcon } />
+                        src = { IconCloseLarge }
+                        style = { styles.messageRecipientCancelIcon } />
                 </TouchableHighlight>
             </View>
         );
@@ -154,7 +150,6 @@ function _mapStateToProps(state) {
     const { lobbyMessageRecipient, isLobbyChatActive } = state['features/chat'];
 
     return {
-        _styles: ColorSchemeRegistry.get(state, 'Chat'),
         isLobbyChatActive,
         lobbyMessageRecipient
     };
diff --git a/react/features/chat/components/native/PrivateMessageButton.js b/react/features/chat/components/native/PrivateMessageButton.js
index 49166b8ab..032d3b593 100644
--- a/react/features/chat/components/native/PrivateMessageButton.js
+++ b/react/features/chat/components/native/PrivateMessageButton.js
@@ -1,5 +1,3 @@
-// @flow
-
 import { CHAT_ENABLED, getFeatureFlag } from '../../../base/flags';
 import { translate } from '../../../base/i18n';
 import { IconMessage, IconReply } from '../../../base/icons';
@@ -10,7 +8,6 @@ import { handleLobbyChatInitialized, openChat } from '../../../chat/actions';
 import { navigate } from '../../../mobile/navigation/components/conference/ConferenceNavigationContainerRef';
 import { screen } from '../../../mobile/navigation/routes';
 
-
 export type Props = AbstractButtonProps & {
 
     /**
@@ -103,7 +100,7 @@ class PrivateMessageButton extends AbstractButton<Props, any> {
  * @param {Props} ownProps - The own props of the component.
  * @returns {Props}
  */
-export function _mapStateToProps(state: Object, ownProps: Props): $Shape<Props> {
+export function _mapStateToProps(state: Object, ownProps: Props) {
     const enabled = getFeatureFlag(state, CHAT_ENABLED, true);
     const { disablePolls } = state['features/base/config'];
     const { visible = enabled, isLobbyMessage, participantID } = ownProps;
diff --git a/react/features/chat/components/native/styles.js b/react/features/chat/components/native/styles.js
index 4c2da43d8..ff992b64c 100644
--- a/react/features/chat/components/native/styles.js
+++ b/react/features/chat/components/native/styles.js
@@ -1,11 +1,19 @@
-// @flow
-
-import { ColorSchemeRegistry, schemeColor } from '../../../base/color-scheme';
-import { BoxModel, ColorPalette } from '../../../base/styles';
+import { BoxModel } from '../../../base/styles';
 import BaseTheme from '../../../base/ui/components/BaseTheme.native';
 
 const BUBBLE_RADIUS = 8;
 
+const recipientContainer = {
+    alignItems: 'center',
+    backgroundColor: BaseTheme.palette.support05,
+    borderRadius: BaseTheme.shape.borderRadius,
+    flexDirection: 'row',
+    height: 48,
+    marginBottom: BaseTheme.spacing[3],
+    marginHorizontal: BaseTheme.spacing[3],
+    padding: BaseTheme.spacing[2]
+};
+
 /**
  * The styles of the feature chat.
  *
@@ -16,16 +24,72 @@ const BUBBLE_RADIUS = 8;
  */
 export default {
 
+    /**
+     * Background of the chat screen.
+     */
+    backdrop: {
+        backgroundColor: BaseTheme.palette.ui10,
+        flex: 1
+    },
+
+    emptyComponentText: {
+        color: BaseTheme.palette.text03,
+        textAlign: 'center'
+    },
+
+    lobbyMessageBubble: {
+        backgroundColor: BaseTheme.palette.support06
+    },
+
+    lobbyMsgNotice: {
+        color: BaseTheme.palette.text04,
+        fontSize: 11,
+        marginTop: 6
+    },
+
+    privateNotice: {
+        ...BaseTheme.palette.bodyShortRegular,
+        color: BaseTheme.palette.text02
+    },
+
+    privateMessageBubble: {
+        backgroundColor: BaseTheme.palette.support05
+    },
+
+    remoteMessageBubble: {
+        backgroundColor: BaseTheme.palette.ui02,
+        borderTopLeftRadius: 0
+    },
+
+    replyContainer: {
+        alignSelf: 'stretch',
+        justifyContent: 'center'
+    },
+
+    replyStyles: {
+        iconStyle: {
+            color: BaseTheme.palette.icon01,
+            fontSize: 22,
+            padding: BaseTheme.spacing[2]
+        },
+        underlayColor: 'transparent'
+    },
+
     /**
      * Wrapper View for the avatar.
      */
     avatarWrapper: {
-        marginRight: 8,
+        marginRight: BaseTheme.spacing[2],
         width: 32
     },
 
     chatLink: {
-        color: ColorPalette.blue
+        color: BaseTheme.palette.link01
+    },
+
+    chatMessage: {
+        ...BaseTheme.typography.bodyShortRegular,
+        color: BaseTheme.palette.text01
     },
 
     /**
@@ -61,7 +125,7 @@ export default {
     },
 
     customInput: {
-        width: 280
+        width: 272
     },
 
     messageBubble: {
@@ -117,7 +181,7 @@ export default {
      * Text node for the timestamp.
      */
     timeText: {
-        color: 'rgb(164, 184, 209)',
+        color: BaseTheme.palette.text03,
         fontSize: 13
     },
 
@@ -154,97 +218,35 @@ export default {
         width: 250,
         height: undefined,
         flexGrow: 1
-    }
-};
-
-ColorSchemeRegistry.register('Chat', {
-    /**
-     * Background of the chat screen.
-     */
-    backdrop: {
-        backgroundColor: schemeColor('background'),
-        flex: 1
     },
 
-    /**
-     * The text node for the display name.
-     */
-    displayName: {
-        color: schemeColor('displayName'),
-        fontSize: 13
-    },
-
-    emptyComponentText: {
-        color: BaseTheme.palette.text03,
-        textAlign: 'center'
-    },
-
-    lobbyMessageBubble: {
-        backgroundColor: schemeColor('lobbyMsgBackground')
-    },
-
-    lobbyMsgNotice: {
-        color: schemeColor('lobbyMsgNotice'),
-        fontSize: 11,
-        marginTop: 6
-    },
-
-    lobbyMessageRecipientContainer: {
-        alignItems: 'center',
-        backgroundColor: schemeColor('lobbyMsgBackground'),
-        flexDirection: 'row',
-        padding: BoxModel.padding
+    senderDisplayName: {
+        ...BaseTheme.typography.bodyShortBold,
+        color: BaseTheme.palette.text02
     },
 
     localMessageBubble: {
-        backgroundColor: schemeColor('localMsgBackground'),
+        backgroundColor: BaseTheme.palette.ui04,
         borderTopRightRadius: 0
     },
 
+    lobbyMessageRecipientContainer: {
+        ...recipientContainer,
+        backgroundColor: BaseTheme.palette.support06
+    },
+
     messageRecipientCancelIcon: {
-        color: schemeColor('icon'),
+        color: BaseTheme.palette.icon01,
         fontSize: 18
     },
 
     messageRecipientContainer: {
-        alignItems: 'center',
-        backgroundColor: schemeColor('privateMsgBackground'),
-        flexDirection: 'row',
-        padding: BoxModel.padding
+        ...recipientContainer
     },
 
     messageRecipientText: {
-        color: schemeColor('text'),
+        ...BaseTheme.typography.bodyShortRegular,
+        color: BaseTheme.palette.text01,
         flex: 1
-    },
-
-    privateNotice: {
-        color: schemeColor('privateMsgNotice'),
-        fontSize: 11,
-        marginTop: 6
-    },
-
-    privateMessageBubble: {
-        backgroundColor: schemeColor('privateMsgBackground')
-    },
-
-    remoteMessageBubble: {
-        backgroundColor: schemeColor('remoteMsgBackground'),
-        borderTopLeftRadius: 0
-    },
-
-    replyContainer: {
-        alignSelf: 'stretch',
-        borderLeftColor: schemeColor('replyBorder'),
-        borderLeftWidth: 1,
-        justifyContent: 'center'
-    },
-
-    replyStyles: {
-        iconStyle: {
-            color: schemeColor('replyIcon'),
-            fontSize: 22,
-            padding: 8
-        }
     }
-});
+};
diff --git a/react/features/chat/components/web/Chat.js b/react/features/chat/components/web/Chat.js
index b31ef02a4..aab8f3365 100644
--- a/react/features/chat/components/web/Chat.js
+++ b/react/features/chat/components/web/Chat.js
@@ -1,5 +1,3 @@
-// @flow
-
 import clsx from 'clsx';
 import React from 'react';
 
diff --git a/react/features/mobile/navigation/components/TabBarLabelCounter.tsx b/react/features/mobile/navigation/components/TabBarLabelCounter.tsx
new file mode 100644
index 000000000..a0d7ff6c1
--- /dev/null
+++ b/react/features/mobile/navigation/components/TabBarLabelCounter.tsx
@@ -0,0 +1,41 @@
+// @ts-ignore
+import React from 'react';
+import { StyleProp, Text, TextStyle, View } from 'react-native';
+
+// @ts-ignore
+import { navigationStyles } from './styles';
+
+interface ITabBarLabelCounterProps {
+    activeUnreadNr: boolean;
+    isFocused: boolean;
+    label: string;
+    nbUnread?: number;
+}
+
+export const TabBarLabelCounter = ({ activeUnreadNr, isFocused, label, nbUnread }: ITabBarLabelCounterProps) => {
+    const labelStyles = isFocused
+        ? navigationStyles.unreadCounterDescriptionFocused
+        : navigationStyles.unreadCounterDescription;
+
+    return (
+        <View
+            style = {
+                navigationStyles.unreadCounterContainer as StyleProp<TextStyle> }>
+            <Text
+                style = { labelStyles }>
+                { label && label }
+            </Text>
+            {
+                activeUnreadNr && (
+                    <View
+                        style = { navigationStyles.unreadCounterCircle as StyleProp<TextStyle> }>
+                        <Text
+                            style = { navigationStyles.unreadCounter as StyleProp<TextStyle> }>
+                            { nbUnread }
+                        </Text>
+                    </View>
+                )
+            }
+        </View>
+    );
+};
diff --git a/react/features/mobile/navigation/components/chat/components/ChatAndPollsNavigator.tsx b/react/features/mobile/navigation/components/chat/components/ChatAndPollsNavigator.tsx
index 9ef3d50d0..e22161dea 100644
--- a/react/features/mobile/navigation/components/chat/components/ChatAndPollsNavigator.tsx
+++ b/react/features/mobile/navigation/components/chat/components/ChatAndPollsNavigator.tsx
@@ -1,9 +1,11 @@
 /* eslint-disable lines-around-comment */
 
 import { createMaterialTopTabNavigator } from '@react-navigation/material-top-tabs';
+// @ts-ignore
 import React from 'react';
-import { useSelector } from 'react-redux';
+import { useDispatch, useSelector } from 'react-redux';
 
+import { IReduxState } from '../../../../../app/types';
 import {
     getClientHeight,
     getClientWidth
@@ -11,6 +13,8 @@ import {
 } from '../../../../../base/modal/components/functions';
 // @ts-ignore
 import { Chat } from '../../../../../chat';
+import { setIsPollsTabFocused } from '../../../../../chat/actions.native';
+import { resetNbUnreadPollsMessages } from '../../../../../polls/actions';
 // @ts-ignore
 import { PollsPane } from '../../../../../polls/components';
 // @ts-ignore
@@ -23,6 +27,11 @@ const ChatTab = createMaterialTopTabNavigator();
 const ChatAndPolls = () => {
     const clientHeight = useSelector(getClientHeight);
     const clientWidth = useSelector(getClientWidth);
+    const dispatch = useDispatch();
+    const { isPollsTabFocused } = useSelector((state: IReduxState) => state['features/chat']);
+    const initialRouteName = isPollsTabFocused
+        ? screen.conference.chatandpolls.tab.polls
+        : screen.conference.chatandpolls.tab.chat;
 
     return (
         // @ts-ignore
@@ -32,12 +41,24 @@ const ChatAndPolls = () => {
                 height: clientHeight,
                 width: clientWidth
             }}
+            initialRouteName = { initialRouteName }
             screenOptions = { chatTabBarOptions }>
             <ChatTab.Screen
                 component = { Chat }
+                listeners = {{
+                    tabPress: () => {
+                        dispatch(setIsPollsTabFocused(false));
+                    }
+                }}
                 name = { screen.conference.chatandpolls.tab.chat } />
             <ChatTab.Screen
                 component = { PollsPane }
+                listeners = {{
+                    tabPress: () => {
+                        dispatch(setIsPollsTabFocused(true));
+                        dispatch(resetNbUnreadPollsMessages);
+                    }
+                }}
                 name = { screen.conference.chatandpolls.tab.polls } />
         </ChatTab.Navigator>
     );
diff --git a/react/features/mobile/navigation/components/styles.js b/react/features/mobile/navigation/components/styles.js
index e18b821b8..067fe1469 100644
--- a/react/features/mobile/navigation/components/styles.js
+++ b/react/features/mobile/navigation/components/styles.js
@@ -1,9 +1,14 @@
 import { BoxModel } from '../../../base/styles';
-import BaseTheme from '../../../base/ui/components/BaseTheme';
+import BaseTheme from '../../../base/ui/components/BaseTheme.native';
 
 
 export const TEXT_COLOR = BaseTheme.palette.text01;
 
+const unreadCounterDescription = {
+    ...BaseTheme.typography.bodyShortBoldLarge,
+    color: BaseTheme.palette.text03
+};
+
 /**
  * Styles of the navigation feature.
  */
@@ -27,5 +32,35 @@ export const navigationStyles = {
 
     connectingScreenText: {
         color: TEXT_COLOR
+    },
+
+    unreadCounterContainer: {
+        alignItems: 'center',
+        display: 'flex',
+        flexDirection: 'row'
+    },
+
+    unreadCounterDescription: {
+        ...unreadCounterDescription
+    },
+
+    unreadCounterDescriptionFocused: {
+        ...unreadCounterDescription,
+        color: BaseTheme.palette.text01
+    },
+
+    unreadCounterCircle: {
+        backgroundColor: BaseTheme.palette.warning01,
+        borderRadius: BaseTheme.spacing[4] / 2,
+        height: BaseTheme.spacing[4],
+        justifyContent: 'center',
+        marginLeft: BaseTheme.spacing[2],
+        width: BaseTheme.spacing[4]
+    },
+
+    unreadCounter: {
+        ...BaseTheme.typography.bodyShortBold,
+        alignSelf: 'center',
+        color: BaseTheme.palette.text04
     }
 };
diff --git a/react/features/mobile/navigation/screenOptions.js b/react/features/mobile/navigation/screenOptions.js
index 44e63b02c..725f28e91 100644
--- a/react/features/mobile/navigation/screenOptions.js
+++ b/react/features/mobile/navigation/screenOptions.js
@@ -67,19 +67,14 @@ export const conferenceScreenOptions = fullScreenOptions;
  * Tab bar options for chat screen.
  */
 export const chatTabBarOptions = {
-    tabBarActiveTintColor: BaseTheme.palette.field02,
-    tabBarLabelStyle: {
-        fontSize: BaseTheme.typography.labelRegular.fontSize,
-        textTransform: 'capitalize'
-    },
-    tabBarInactiveTintColor: BaseTheme.palette.text03,
+    swipeEnabled: false,
     tabBarIndicatorStyle: {
-        backgroundColor: BaseTheme.palette.field02
+        backgroundColor: BaseTheme.palette.link01Active
     },
     tabBarStyle: {
         backgroundColor: BaseTheme.palette.ui01,
         borderBottomColor: BaseTheme.palette.border05,
-        borderBottomWidth: 1
+        borderBottomWidth: 0.4
     }
 };
 
diff --git a/react/features/polls/components/native/PollsList.js b/react/features/polls/components/native/PollsList.js
index 26077aa0a..609af0b0d 100644
--- a/react/features/polls/components/native/PollsList.js
+++ b/react/features/polls/components/native/PollsList.js
@@ -4,7 +4,7 @@ import { FlatList, View } from 'react-native';
 import { Text } from 'react-native-paper';
 import { useSelector } from 'react-redux';
 
-import { Icon, IconChatUnread } from '../../../base/icons';
+import { Icon, IconMessage } from '../../../base/icons';
 import BaseTheme from '../../../base/ui/components/BaseTheme.native';
 
 
@@ -41,7 +41,7 @@ const PollsList = () => {
                     <Icon
                         color = { BaseTheme.palette.icon03 }
                         size = { 160 }
-                        src = { IconChatUnread } />
+                        src = { IconMessage } />
                     <Text style = { chatStyles.noPollText } >
                         {
                             t('polls.results.empty')
diff --git a/react/features/polls/components/native/PollsPane.js b/react/features/polls/components/native/PollsPane.js
index 34bf5d9d8..e57ec7332 100644
--- a/react/features/polls/components/native/PollsPane.js
+++ b/react/features/polls/components/native/PollsPane.js
@@ -1,14 +1,14 @@
 /* eslint-disable react-native/no-color-literals */
-// @flow
 
-import { useIsFocused, useNavigation } from '@react-navigation/native';
+import { useNavigation } from '@react-navigation/native';
 import React, { useEffect } from 'react';
 import { useSelector } from 'react-redux';
 
 import JitsiScreen from '../../../base/modal/components/JitsiScreen';
 import Button from '../../../base/ui/components/native/Button';
 import { BUTTON_TYPES } from '../../../base/ui/constants.native';
-import { getUnreadPollCount } from '../../functions';
+import { TabBarLabelCounter }
+    from '../../../mobile/navigation/components/TabBarLabelCounter';
 import AbstractPollsPane from '../AbstractPollsPane';
 import type { AbstractProps } from '../AbstractPollsPane';
 
@@ -19,19 +19,25 @@ import { chatStyles } from './styles';
 
 const PollsPane = (props: AbstractProps) => {
     const { createMode, onCreate, setCreateMode, t } = props;
-    const isPollsScreenFocused = useIsFocused();
     const navigation = useNavigation();
-    const nbUnreadPolls = useSelector(getUnreadPollCount);
-
-    const nrUnreadPolls = !isPollsScreenFocused && nbUnreadPolls > 0
-        ? `(${nbUnreadPolls})`
-        : '';
+    const { isPollsTabFocused } = useSelector(state => state['features/chat']);
+    const { nbUnreadPolls } = useSelector(state => state['features/polls']);
 
     useEffect(() => {
+        const activeUnreadPollsNr = !isPollsTabFocused && nbUnreadPolls > 0;
+
         navigation.setOptions({
-            tabBarLabel: `${t('chat.tabs.polls')} ${nrUnreadPolls}`
+            // eslint-disable-next-line react/no-multi-comp
+            tabBarLabel: () => (
+                <TabBarLabelCounter
+                    activeUnreadNr = { activeUnreadPollsNr }
+                    isFocused = { isPollsTabFocused }
+                    label = { t('chat.tabs.polls') }
+                    nbUnread = { nbUnreadPolls } />
+            )
         });
-    }, [ nrUnreadPolls ]);
+
+    }, [ isPollsTabFocused, nbUnreadPolls ]);
 
     return (
         <JitsiScreen
diff --git a/react/features/polls/components/native/styles.js b/react/features/polls/components/native/styles.js
index 41c8a2f17..249300d52 100644
--- a/react/features/polls/components/native/styles.js
+++ b/react/features/polls/components/native/styles.js
@@ -110,10 +110,12 @@ export const chatStyles = createStyleSheet({
 
     noPollContent: {
         alignItems: 'center',
-        flex: 1,
-        flexDirection: 'column',
         justifyContent: 'center',
-        paddingTop: '4%'
+        position: 'absolute',
+        bottom: 0,
+        left: 0,
+        right: 0,
+        top: '25%'
     },
 
     noPollText: {
@@ -149,7 +151,7 @@ export const chatStyles = createStyleSheet({
 
     pollCreateButton: {
         flex: 1,
-        marginHorizontal: BaseTheme.spacing[2]
+        marginHorizontal: BaseTheme.spacing[1]
     },
 
     pollSendLabel: {
@@ -191,7 +193,8 @@ export const chatStyles = createStyleSheet({
     },
 
     pollCreateAddButton: {
-        margin: BaseTheme.spacing[2]
+        marginHorizontal: BaseTheme.spacing[1],
+        marginVertical: BaseTheme.spacing[2]
     },
 
     toggleText: {
@@ -200,8 +203,8 @@ export const chatStyles = createStyleSheet({
     },
 
     createPollButton: {
-        marginHorizontal: BaseTheme.spacing[4],
-        marginVertical: '8%'
+        marginHorizontal: BaseTheme.spacing[3],
+        marginVertical: 34
     },
 
     pollPane: {
@@ -218,5 +221,28 @@ export const chatStyles = createStyleSheet({
         flexDirection: 'row',
         justifyContent: 'space-between',
         marginHorizontal: BaseTheme.spacing[2]
+    },
+
+    unreadPollsCounterContainer: {
+        display: 'flex',
+        flexDirection: 'row'
+    },
+
+    unreadPollsCounterDescription: {
+        color: BaseTheme.palette.text01
+    },
+
+    unreadPollsCounterCircle: {
+        backgroundColor: BaseTheme.palette.warning01,
+        borderRadius: BaseTheme.spacing[3] / 2,
+        height: BaseTheme.spacing[3],
+        justifyContent: 'center',
+        marginLeft: BaseTheme.spacing[2],
+        width: BaseTheme.spacing[3]
+    },
+
+    unreadPollsCounter: {
+        alignSelf: 'center',
+        color: BaseTheme.palette.text04
     }
 });
diff --git a/react/features/polls/components/web/PollsPane.tsx b/react/features/polls/components/web/PollsPane.tsx
index cc9e60b9b..978a14181 100644
--- a/react/features/polls/components/web/PollsPane.tsx
+++ b/react/features/polls/components/web/PollsPane.tsx
@@ -1,4 +1,5 @@
 /* eslint-disable lines-around-comment */
+// @ts-ignore
 import React from 'react';
 
 import Button from '../../../base/ui/components/web/Button';