# CometChat Docs: Chat & Messaging UI Kits iOS

> Technical documentation & Implementation guides to add In-app Messaging & Voice & Video Calling to your apps and websites in minutes.

## iOS

### v5‎‎

####  

- [CometChat UI Kit For iOS](https://www.cometchat.com/docs/ui-kit/ios/overview.md): Integrate chat functionality into iOS applications with prebuilt, modular, and customizable UI components
- [Troubleshooting](https://www.cometchat.com/docs/ui-kit/ios/troubleshooting.md): Troubleshoot CometChat iOS UI Kit setup, CocoaPods, Swift Package Manager, initialization, theming, permissions, and real-time updates.
- [iOS Sample App](https://www.cometchat.com/docs/ui-kit/ios/link/sample.md): Navigate to iOS Sample App documentation.
- [Figma Design](https://www.cometchat.com/docs/ui-kit/ios/link/figma.md): Navigate to Figma Design documentation.
- [Changelog](https://www.cometchat.com/docs/ui-kit/ios/link/changelog.md): Navigate to Changelog documentation.

##### Getting Started

- [iOS Integration](https://www.cometchat.com/docs/ui-kit/ios/getting-started.md): Integrate CometChat iOS UI Kit with project setup, package installation, initialization, login, rendering, permissions, and optional calling.
- [Conversation List + Message View](https://www.cometchat.com/docs/ui-kit/ios/ios-conversation.md): Build CometChat iOS UI Kit conversation list and message view layouts with push navigation, headers, message lists, and composers.
- [One-to-One / Group Chat](https://www.cometchat.com/docs/ui-kit/ios/ios-one-to-one-chat.md): Build focused CometChat iOS UI Kit one-to-one or group chat screens with headers, message lists, composers, and direct chat navigation.
- [Tab-Based Chat](https://www.cometchat.com/docs/ui-kit/ios/ios-tab-based-chat.md): Build CometChat iOS UI Kit tab-based chat with Chats, Calls, Users, and Groups tabs, message views, and UITabBarController navigation.
- [Calling Integration](https://www.cometchat.com/docs/ui-kit/ios/calling-integration.md): Add voice and video calling to CometChat iOS UI Kit with Calls SDK installation, CocoaPods or Swift Package Manager, and verification.

##### Features

- [Calling Features](https://www.cometchat.com/docs/ui-kit/ios/call-features.md): Complete guide to adding voice and video calling to iOS apps with CometChat UI Kit - production-ready code included
- [Campaigns](https://www.cometchat.com/docs/ui-kit/ios/campaigns.md): Deliver targeted, rich notifications to users via an in-app notification feed powered by the CometChat Cards renderer.

###### Chat

- [Core Features](https://www.cometchat.com/docs/ui-kit/ios/core-features.md): Review CometChat iOS UI Kit core features for messaging, media sharing, receipts, typing indicators, presence, reactions, threads, and search.
- [Extensions](https://www.cometchat.com/docs/ui-kit/ios/extensions.md): Enable CometChat iOS UI Kit extensions for stickers, polls, collaboration tools, reactions, moderation, smart replies, and link previews.
- [AI Features](https://www.cometchat.com/docs/ui-kit/ios/ai-features.md): Complete guide to AI-powered chat features in iOS apps - conversation starters, smart replies, and summaries

##### Theming

- [Introduction](https://www.cometchat.com/docs/ui-kit/ios/theme-introduction.md): Customize CometChat iOS UI Kit themes with global colors, typography, spacing, component styles, branding, and light or dark mode.
- [Color Resources](https://www.cometchat.com/docs/ui-kit/ios/color-resources.md): Customize CometChat iOS UI Kit color resources with brand colors, backgrounds, text, alerts, dark mode, and theme timing.
- [Component Styling](https://www.cometchat.com/docs/ui-kit/ios/component-styling.md): Style CometChat iOS UI Kit components globally or per instance with style classes, base styles, colors, fonts, and custom appearances.
- [Message Bubble Styling](https://www.cometchat.com/docs/ui-kit/ios/message-bubble-styling.md): Customize CometChat iOS UI Kit message bubbles with incoming and outgoing styles, borders, corner radius, and per-message-type styling.
- [Localize](https://www.cometchat.com/docs/ui-kit/ios/localize.md): Adapt CometChat UI Kit to different languages and customize date/time formatting for your iOS application
- [Sound Manager](https://www.cometchat.com/docs/ui-kit/ios/sound-manager.md): Manage CometChat iOS UI Kit sounds for incoming and outgoing messages, calls, custom audio files, playback, and pause controls.

##### Components

- [Components Overview](https://www.cometchat.com/docs/ui-kit/ios/components-overview.md): Understand CometChat iOS UI Kit component types, base components, composite components, actions, events, filters, and customization.
- [Conversations](https://www.cometchat.com/docs/ui-kit/ios/conversations.md): Display CometChat iOS UI Kit conversations with last messages, unread counts, typing indicators, presence, filters, and item callbacks.
- [Users](https://www.cometchat.com/docs/ui-kit/ios/users.md): Display CometChat iOS UI Kit users with avatars, online status, search, filtering, selection callbacks, and conversation navigation.
- [Groups](https://www.cometchat.com/docs/ui-kit/ios/groups.md): Display CometChat iOS UI Kit groups with avatars, member counts, group type indicators, search, filtering, join, and conversation actions.
- [Group Members](https://www.cometchat.com/docs/ui-kit/ios/group-members.md): Display and manage CometChat iOS UI Kit group members with roles, search, kick, ban, scope changes, and permission-based actions.
- [Message Header](https://www.cometchat.com/docs/ui-kit/ios/message-header.md): Configure CometChat iOS UI Kit Message Header with user or group details, avatar, status, typing indicators, navigation, and call buttons.
- [Message List](https://www.cometchat.com/docs/ui-kit/ios/message-list.md): Display CometChat iOS UI Kit messages with text, media, reactions, threads, real-time updates, filters, and message callbacks.
- [Message Composer](https://www.cometchat.com/docs/ui-kit/ios/message-composer.md): Configure CometChat iOS UI Kit Message Composer for text, media, attachments, mentions, voice notes, custom messages, and threads.
- [Compact Message Composer](https://www.cometchat.com/docs/ui-kit/ios/compact-message-composer.md): Configure CometChat iOS UI Kit Compact Message Composer with single-line input, rich text, attachments, mentions, stickers, and voice recording.
- [Threaded Messages Header](https://www.cometchat.com/docs/ui-kit/ios/threaded-messages-header.md): Configure CometChat iOS UI Kit threaded message headers with parent message context, reply lists, composer layout, and back actions.
- [Pinned Messages](https://www.cometchat.com/docs/ui-kit/ios/pinned-messages.md): Display and manage CometChat iOS UI Kit pinned messages for a conversation with per-row unpin, jump-to-message, custom view slots, and styling.
- [Saved Messages](https://www.cometchat.com/docs/ui-kit/ios/saved-messages.md): Display CometChat iOS UI Kit saved messages for the logged-in user across every conversation, with per-row unsave, source labels, and tap to open the chat.
- [Incoming Call](https://www.cometchat.com/docs/ui-kit/ios/incoming-call.md): Handle incoming CometChat iOS UI Kit voice and video calls with caller details, accept, reject, custom sounds, and view slots.
- [Outgoing Call](https://www.cometchat.com/docs/ui-kit/ios/outgoing-call.md): Display CometChat iOS UI Kit outgoing call screens with recipient details, cancel actions, custom sounds, and outgoing call callbacks.
- [Ongoing Call](https://www.cometchat.com/docs/ui-kit/ios/ongoing-call.md): Display CometChat iOS UI Kit ongoing calls with video, call controls, participant management, recording, screen sharing, and callbacks.
- [Call Buttons](https://www.cometchat.com/docs/ui-kit/ios/call-buttons.md): Add CometChat iOS UI Kit call buttons for voice and video calls with user or group targets, click callbacks, and error handling.
- [Call Logs](https://www.cometchat.com/docs/ui-kit/ios/call-logs.md): Display CometChat iOS UI Kit call logs with call type, duration, participants, timestamps, request builders, and selection callbacks.
- [AI Assistant Chat History](https://www.cometchat.com/docs/ui-kit/ios/ai-assistant-chat-history.md): Complete guide to displaying AI assistant conversation history in iOS apps - production-ready code included
- [Search](https://www.cometchat.com/docs/ui-kit/ios/search.md): Search CometChat iOS UI Kit conversations and messages with filters, scoped results, request builders, and selection callbacks.
- [Notification Feed](https://www.cometchat.com/docs/ui-kit/ios/notification-feed.md): Full-screen notification feed component with category filtering, card rendering, real-time updates, and engagement reporting.

##### Reference

- [Methods](https://www.cometchat.com/docs/ui-kit/ios/methods.md): Reference for CometChatUIKit wrapper methods that manage SDK operations, internal eventing, login, logout, user creation, and message sending in the iOS UI Kit.
- [Events](https://www.cometchat.com/docs/ui-kit/ios/events.md): Listen and respond to user actions and state changes in CometChat UI Kit

##### Advanced

- [ShortCut Formatter](https://www.cometchat.com/docs/ui-kit/ios/shortcut-formatter-guide.md): Implement message shortcuts using the ShortCutFormatter class in CometChat UI Kit for iOS
- [Mentions Formatter](https://www.cometchat.com/docs/ui-kit/ios/mentions-formatter-guide.md): Format @mentions in CometChat iOS UI Kit messages with custom styles, mention suggestions, group member mentions, and tap handling.
- [Message Template](https://www.cometchat.com/docs/ui-kit/ios/message-template.md): Define CometChat iOS UI Kit message templates with custom bubble structure, content views, header views, reply views, and interactions.

##### Guides

- [Overview](https://www.cometchat.com/docs/ui-kit/ios/guide-overview.md): Browse iOS UI Kit feature guides for AI agents, user blocking, call details, group management, private messages, new chats, and threads.
- [Threaded Messages](https://www.cometchat.com/docs/ui-kit/ios/guide-threaded-messages.md): Add threaded messages in CometChat iOS UI Kit with parent message context, reply views, message composers, and thread navigation.
- [Thread Subscription](https://www.cometchat.com/docs/ui-kit/ios/guide-thread-subscription.md): Let users subscribe to or unsubscribe from message threads in the CometChat iOS UI Kit so notifications only reach the people who care.
- [Pin & Save Messages](https://www.cometchat.com/docs/ui-kit/ios/guide-pin-save-message.md): Enable pin and save messages in the CometChat iOS UI Kit, wire the pinned and saved screens, gate pinning by role, and handle limit and permission errors.
- [Block/Unblock User](https://www.cometchat.com/docs/ui-kit/ios/guide-block-unblock-user.md): Build CometChat iOS UI Kit user profile actions for messaging, audio/video calls, block and unblock, and delete conversation flows.
- [Create Conversation](https://www.cometchat.com/docs/ui-kit/ios/guide-new-chat.md): Create new one-to-one or group conversations in CometChat iOS UI Kit with user and group discovery, search, tabs, and navigation.
- [Message Privately](https://www.cometchat.com/docs/ui-kit/ios/guide-message-privately.md): Start private one-to-one chats from CometChat iOS UI Kit group conversations with message options, user lookup, and chat navigation.
- [Call Log Details](https://www.cometchat.com/docs/ui-kit/ios/guide-call-log-details.md): Show CometChat iOS UI Kit call log details with call history, participants, recordings, tabbed views, and Calls SDK integration.
- [Group Details](https://www.cometchat.com/docs/ui-kit/ios/guide-group-chat.md): Display CometChat iOS UI Kit group details with group info, join, leave, delete, member management, and real-time group events.
- [Transfer Group Ownership](https://www.cometchat.com/docs/ui-kit/ios/guide-group-ownership.md): Transfer CometChat iOS UI Kit group ownership to another member with member selection, ownership API calls, and post-transfer flow.
- [AI Agent Integration](https://www.cometchat.com/docs/ui-kit/ios/guide-ai-agent.md): Add CometChat iOS UI Kit AI agents with chat history, contextual responses, streaming messages, suggested prompts, and custom styling.

##### Migration Guide

- [Upgrading from V4 to V5](https://www.cometchat.com/docs/ui-kit/ios/upgrading-from-v4.md): Migration guide for upgrading from CometChat iOS UI Kit v4 to v5 with breaking changes, property updates, and new patterns.

### v4‎‎

####  

- [Overview](https://www.cometchat.com/docs/ui-kit/ios/v4/overview.md): Overview of Overview in CometChat.
- [Getting Started](https://www.cometchat.com/docs/ui-kit/ios/v4/getting-started.md): Getting Started — CometChat documentation.
- [iOS Sample App](https://www.cometchat.com/docs/ui-kit/ios/v4/link/sample.md): Navigate to iOS Sample App documentation.
- [Changelog](https://www.cometchat.com/docs/ui-kit/ios/link/changelog.md): Navigate to Changelog documentation.

##### Features

- [Call](https://www.cometchat.com/docs/ui-kit/ios/v4/call-features.md): Call — CometChat documentation.
- [AI](https://www.cometchat.com/docs/ui-kit/ios/v4/ai-features.md): AI — CometChat documentation.

###### Chat

- [Core](https://www.cometchat.com/docs/ui-kit/ios/v4/core-features.md): Core — CometChat documentation.
- [Extensions](https://www.cometchat.com/docs/ui-kit/ios/v4/extensions.md): Extensions — CometChat documentation.

##### Theming

- [Theme](https://www.cometchat.com/docs/ui-kit/ios/v4/theme.md): Theme — CometChat documentation.
- [Localize](https://www.cometchat.com/docs/ui-kit/ios/v4/localize.md): Localize — CometChat documentation.
- [Sound Manager](https://www.cometchat.com/docs/ui-kit/ios/v4/sound-manager.md): Sound Manager — CometChat documentation.

##### Components

- [Overview](https://www.cometchat.com/docs/ui-kit/ios/v4/components-overview.md): Overview of Overview in CometChat.

###### Conversations

- [Conversations](https://www.cometchat.com/docs/ui-kit/ios/v4/conversations.md): Conversations — CometChat documentation.
- [Conversations With Messages](https://www.cometchat.com/docs/ui-kit/ios/v4/conversations-with-messages.md): Conversations With Messages — CometChat documentation.
- [Contacts](https://www.cometchat.com/docs/ui-kit/ios/v4/contacts.md): Contacts — CometChat documentation.

###### Users

- [Users](https://www.cometchat.com/docs/ui-kit/ios/v4/users.md): Users — CometChat documentation.
- [Users With Messages](https://www.cometchat.com/docs/ui-kit/ios/v4/users-with-messages.md): Users With Messages — CometChat documentation.
- [User Details](https://www.cometchat.com/docs/ui-kit/ios/v4/user-details.md): User Details — CometChat documentation.

###### Groups

- [Groups](https://www.cometchat.com/docs/ui-kit/ios/v4/groups.md): Groups — CometChat documentation.
- [Groups With Messages](https://www.cometchat.com/docs/ui-kit/ios/v4/groups-with-messages.md): Groups With Messages — CometChat documentation.
- [Create Group](https://www.cometchat.com/docs/ui-kit/ios/v4/create-group.md): Create Group — CometChat documentation.
- [Join Protected Group](https://www.cometchat.com/docs/ui-kit/ios/v4/join-protected-group.md): Join Protected Group — CometChat documentation.
- [Group Members](https://www.cometchat.com/docs/ui-kit/ios/v4/group-members.md): Group Members — CometChat documentation.
- [Add Members](https://www.cometchat.com/docs/ui-kit/ios/v4/group-add-members.md): Add Members — CometChat documentation.
- [Banned Members](https://www.cometchat.com/docs/ui-kit/ios/v4/group-banned-members.md): Banned Members — CometChat documentation.
- [Transfer Ownership](https://www.cometchat.com/docs/ui-kit/ios/v4/group-transfer-ownership.md): Transfer Ownership — CometChat documentation.
- [Group Details](https://www.cometchat.com/docs/ui-kit/ios/v4/group-details.md): Group Details — CometChat documentation.

###### Messages

- [Messages](https://www.cometchat.com/docs/ui-kit/ios/v4/messages.md): Messages — CometChat documentation.
- [Message Header](https://www.cometchat.com/docs/ui-kit/ios/v4/message-header.md): Message Header — CometChat documentation.
- [Message List](https://www.cometchat.com/docs/ui-kit/ios/v4/message-list.md): Message List — CometChat documentation.
- [Message Template](https://www.cometchat.com/docs/ui-kit/ios/v4/message-template.md): Message Template — CometChat documentation.
- [Message Composer](https://www.cometchat.com/docs/ui-kit/ios/v4/message-composer.md): Message Composer — CometChat documentation.
- [Message Information](https://www.cometchat.com/docs/ui-kit/ios/v4/message-information.md): Message Information — CometChat documentation.
- [Threaded Messages](https://www.cometchat.com/docs/ui-kit/ios/v4/threaded-messages.md): Threaded Messages — CometChat documentation.

###### Interactive Messages

- [Form Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-form-bubble.md): Form Bubble — CometChat documentation.
- [Form Message](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-form-message.md): Form Message — CometChat documentation.
- [Card Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-card-bubble.md): Card Bubble — CometChat documentation.
- [Card Message](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-card-message.md): Card Message — CometChat documentation.
- [Element Entity](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-element-entity.md): Element Entity — CometChat documentation.
- [Action Entity](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-action-entity.md): Action Entity — CometChat documentation.
- [Button Element](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-button-element.md): Button Element — CometChat documentation.
- [Label Element](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-label-element.md): Label Element — CometChat documentation.
- [Radio Button Element](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-radio-button-element.md): Radio Button Element — CometChat documentation.
- [Check Box Element](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-check-box-element.md): Check Box Element — CometChat documentation.
- [TextInput Element](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-textinput-element.md): TextInput Element — CometChat documentation.
- [Scheduler Message](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-scheduler-message.md): Scheduler Message — CometChat documentation.
- [Scheduler Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-scheduler-bubble.md): Scheduler Bubble — CometChat documentation.
- [Date Time Picker Element](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-date-time-picker-element.md): Date Time Picker Element — CometChat documentation.
- [DropDown Element](https://www.cometchat.com/docs/ui-kit/ios/v4/interactive-dropdown-element.md): DropDown Element — CometChat documentation.

###### Calls

- [Overview](https://www.cometchat.com/docs/ui-kit/ios/v4/call-overview.md): Overview of Overview in CometChat.
- [Incoming Call](https://www.cometchat.com/docs/ui-kit/ios/v4/incoming-call.md): Incoming Call — CometChat documentation.
- [Ongoing Call](https://www.cometchat.com/docs/ui-kit/ios/v4/ongoing-call.md): Ongoing Call — CometChat documentation.
- [Outgoing Call](https://www.cometchat.com/docs/ui-kit/ios/v4/outgoing-call.md): Outgoing Call — CometChat documentation.
- [Call Buttons](https://www.cometchat.com/docs/ui-kit/ios/v4/call-buttons.md): Call Buttons — CometChat documentation.
- [Call Logs](https://www.cometchat.com/docs/ui-kit/ios/v4/call-logs.md): Call Logs — CometChat documentation.
- [Call Log Details](https://www.cometchat.com/docs/ui-kit/ios/v4/call-log-details.md): Call Log Details — CometChat documentation.
- [Call Log History](https://www.cometchat.com/docs/ui-kit/ios/v4/call-log-history.md): Call Log History — CometChat documentation.
- [Call Log Recordings](https://www.cometchat.com/docs/ui-kit/ios/v4/call-log-recording.md): Call Log Recordings — CometChat documentation.
- [Call Log Participants](https://www.cometchat.com/docs/ui-kit/ios/v4/call-log-participants.md): Call Log Participants — CometChat documentation.
- [Call Log With Details](https://www.cometchat.com/docs/ui-kit/ios/v4/call-log-with-details.md): Call Log With Details — CometChat documentation.

###### Extras

- [Reactions](https://www.cometchat.com/docs/ui-kit/ios/v4/reactions.md): Reactions — CometChat documentation.
- [Quick Reactions](https://www.cometchat.com/docs/ui-kit/ios/v4/quick-reactions.md): Quick Reactions — CometChat documentation.
- [Reactions List](https://www.cometchat.com/docs/ui-kit/ios/v4/reactions-list.md): Reactions List — CometChat documentation.

###### Base-Components

- [Avatar](https://www.cometchat.com/docs/ui-kit/ios/v4/avatar.md): Avatar — CometChat documentation.
- [Status Indicator](https://www.cometchat.com/docs/ui-kit/ios/v4/status-indicator.md): Status Indicator — CometChat documentation.
- [Badge](https://www.cometchat.com/docs/ui-kit/ios/v4/badge.md): Badge — CometChat documentation.
- [Receipt](https://www.cometchat.com/docs/ui-kit/ios/v4/receipt.md): Receipt — CometChat documentation.
- [Date](https://www.cometchat.com/docs/ui-kit/ios/v4/date.md): Date — CometChat documentation.
- [Text Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/text-bubble.md): Text Bubble — CometChat documentation.
- [Image Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/image-bubble.md): Image Bubble — CometChat documentation.
- [File Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/file-bubble.md): File Bubble — CometChat documentation.
- [Audio Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/audio-bubble.md): Audio Bubble — CometChat documentation.
- [Video Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/video-bubble.md): Video Bubble — CometChat documentation.
- [Message Bubble](https://www.cometchat.com/docs/ui-kit/ios/v4/message-bubble.md): Message Bubble — CometChat documentation.
- [Message Input](https://www.cometchat.com/docs/ui-kit/ios/v4/message-input.md): Message Input — CometChat documentation.
- [Action Sheet](https://www.cometchat.com/docs/ui-kit/ios/v4/action-sheet.md): Action Sheet — CometChat documentation.
- [Media Recorder](https://www.cometchat.com/docs/ui-kit/ios/v4/media-recorder.md): Media Recorder — CometChat documentation.
- [List Item](https://www.cometchat.com/docs/ui-kit/ios/v4/list-item.md): List Item — CometChat documentation.
- [List Base](https://www.cometchat.com/docs/ui-kit/ios/v4/list-base.md): List Base — CometChat documentation.

##### Reference

- [Methods](https://www.cometchat.com/docs/ui-kit/ios/v4/methods.md): Methods — CometChat documentation.
- [Events](https://www.cometchat.com/docs/ui-kit/ios/v4/events.md): Events — CometChat documentation.

##### Guides

- [Multi Tab Chat UI Guide](https://www.cometchat.com/docs/ui-kit/ios/v4/multi-tab-chat-ui-guide.md): Multi Tab Chat UI Guide — CometChat integration guide.
- [Mentions Formatter](https://www.cometchat.com/docs/ui-kit/ios/v4/mentions-formatter-guide.md): Mentions Formatter — CometChat integration guide.
- [ShortCut Formatter](https://www.cometchat.com/docs/ui-kit/ios/v4/shortcut-formatter-guide.md): ShortCut Formatter — CometChat integration guide.

### v3‎‎

####  

- [UI Components](https://www.cometchat.com/docs/ui-kit/ios/v3/ios-ui-components.md): UI Components — CometChat documentation.
- [Customize UI Kit](https://www.cometchat.com/docs/ui-kit/ios/v3/customize-ui-kit.md): Customize UI Kit — CometChat documentation.
- [iOS SDK](https://www.cometchat.com/docs/ui-kit/ios/v3/ios-3-0-overview.md): Navigate to iOS SDK documentation.
- [Extensions](https://www.cometchat.com/docs/ui-kit/ios/v3/link/extension.md): Navigate to Extensions documentation.
- [Version 4](https://www.cometchat.com/docs/ui-kit/ios/v3/link/version.md): Navigate to Version 4 documentation.

##### Overview

- [Overview](https://www.cometchat.com/docs/ui-kit/ios/v3/overview.md): Overview of Overview in CometChat.
- [Key Concepts](https://www.cometchat.com/docs/ui-kit/ios/v3/key-concepts.md): Key Concepts — CometChat documentation.

### v2‎‎

####  

- [UI Components](https://www.cometchat.com/docs/ui-kit/ios/v2/ui-components.md): UI Components — CometChat documentation.
- [Customize UI Kit](https://www.cometchat.com/docs/ui-kit/ios/v2/ios-customize-ui-kit.md): Customize UI Kit — CometChat documentation.
- [iOS SDK](https://www.cometchat.com/docs/ui-kit/ios/v2/ios-2-0-overview.md): Navigate to iOS SDK documentation.
- [Extensions](https://www.cometchat.com/docs/ui-kit/ios/v3/link/extension.md): Navigate to Extensions documentation.

##### Overview

- [Overview](https://www.cometchat.com/docs/ui-kit/ios/v2/overview.md): Overview of Overview in CometChat.
- [Key Concepts](https://www.cometchat.com/docs/ui-kit/ios/v2/key-concepts.md): Key Concepts — CometChat documentation.
- [Message Structure And Hierarchy](https://www.cometchat.com/docs/ui-kit/ios/v2/message-structure-and-hierarchy.md): Message Structure And Hierarchy — CometChat documentation.