Best Openai Codex Apps

243+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Finding the right openai codex app can be overwhelming with so many options. We've analyzed 243+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Openai Codex

ChatGPT#1

ChatGPT by OpenAI OpCo, LLC

The official app by OpenAI
Editor's Choice
📊 Productivity
4.8😊(7.8M ratings)
FreeAdsIn-App Purchases
#1in Productivity
ChatGPT screenshot 1
ChatGPT screenshot 2
ChatGPT screenshot 3
ChatGPT screenshot 4
ChatGPT screenshot 5
ChatGPT screenshot 6

Discover the ultimate AI-powered chat app for iOS with voice mode, creative inspiration, tailored advice, learning opportunities, professional input, and instant answers. Join millions of users and download now for free!

What We Love

  • 🚀 Powerful and versatile AI assistant
  • 👍 Intuitive and user-friendly interface
  • 🤖 Impressive conversational abilities
  • 💡 Convenient mobile access to ChatGPT

Room to Improve

  • 🐛 Occasional inaccuracies or inconsistencies in responses
  • 🔖 Limited to pre-2021 data, lacking real-time updates
  • 🔒 Concerns about privacy and data usage
Claude by Anthropic#3

Claude by Anthropic by Anthropic PBC

AI assistant for life and work
Worth Considering
📊 Productivity
4.7😊(164K ratings)
FreeAdsIn-App Purchases
#2in Productivity
Claude by Anthropic screenshot 1
Claude by Anthropic screenshot 2
Claude by Anthropic screenshot 3
Claude by Anthropic screenshot 4
Claude by Anthropic screenshot 5
Claude by Anthropic screenshot 6

Get instant help on various tasks with Claude, an AI assistant that offers intelligence at your fingertips. Collaborate, brainstorm, or get assistance with daily tasks while on the go. Trust Claude to be your reliable partner for all your needs. To learn more, visit the website.

What We Love

  • 🚀 Powerful and versatile AI assistant
  • 👍 Intuitive and easy to use interface
  • 💡 Innovative features like 'Projects'
  • 🤖 Intelligent and thoughtful responses

Room to Improve

  • 🔒 Concerns about privacy and data usage
  • 🚫 Limitations on free usage and throttling
  • 🐛 Occasional bugs and crashes

More Openai Codex apps to explore

4
Google Gemini
Google Gemini
Google Gemini
Your AI assistant from Google
Free

Google Gemini is your AI assistant for boosting creativity and productivity. With features like brainstorming, connecting with Google apps, studying smarter, trip planning, AI-generated imagery, and more, Gemini Advanced offers even more capabilities with a 1-month free trial. Discover the power of Google's next-gen AI at g.co/gemini/iosrequirements.

📊 Productivity
(1.8M)
5
Happy: Codex & Claude Code App
Happy: Codex & Claude Code App
Happy: Codex & Claude Code App
Codex & Claude Code on the go
Free

Take your Claude Code sessions on the go with this secure mobile companion app, which connects to your existing Claude Code setup and allows you to continue working seamlessly between desktop and mobile devices. With end-to-end encryption and zero-knowledge architecture, you can monitor long-running tasks, access conversation history, and work from anywhere with complete privacy and security.

🛠️ Developer Tools
(684)
6
Perplexity - AI Search & Chat
Perplexity - AI Search & Chat
Perplexity - AI Search & Chat
Ask. Research. Trusted Answers
Free

Discover a smarter way to access credible and up-to-date answers with AI-powered search and discovery. Features include guided AI search, voice or text input, threaded conversations, and a community-driven learning experience. Start your journey to better knowledge and understanding by downloading the app now.

📊 Productivity
(476K)
7
Grok - AI Chat & Video
Grok - AI Chat & Video
Grok - AI Chat & Video
The real-time AI assistant
Free
📊 Productivity
(1.2M)
8
Manus - AI Agent & Automation
Manus - AI Agent & Automation
Manus - AI Agent & Automation
Web Dev, Slides, research
Free

Manus AI is a versatile AI assistant that can handle a wide range of tasks, freeing you up to focus on what's important. It seamlessly bridges your ideas with practical outcomes, ensuring efficient and effective results in your work and personal life.

📊 Productivity
(3.9K)
9
Canva: AI Video & Photo Editor
Canva: AI Video & Photo Editor
Canva: AI Video & Photo Editor
Background Remover, Logo Maker
Free

Create stunning designs with ease using this innovative application. From social media graphics to presentations, this tool offers a user-friendly interface and a wide range of design elements to bring your vision to life. Start designing today!

📷 Photo & Video
(3.4M)
10
DeepSeek - AI Assistant
DeepSeek - AI Assistant
DeepSeek - AI Assistant
Intelligent AI Assistant
Free

In a couple of sentences, the essence of the application and its functionality can be conveyed as follows: Experience an intelligent AI assistant that offers seamless interaction and comprehensive features to answer your questions and enhance your life efficiently. Powered by a state-of-the-art model, this free AI assistant leads global standards and is designed to provide faster speeds and enhanced capabilities.

📊 Productivity
(11K)
11
Kimi - Kimi K2.6 is Live
Kimi - Kimi K2.6 is Live
Kimi - Kimi K2.6 is Live
K2.5·Visual·Agent·Code·Office
Free

An AI assistant with exceptional memory that can answer questions, summarize documents quickly, organize information, inspire creativity, and assist in various tasks like reading, interpreting, and programming. Ideal for academics, internet professionals, programmers, media creators, and legal professionals. Discover more and boost your productivity with this versatile assistant!

📊 Productivity
(4.6K)
12
Omnara: Claude & Codex Mobile
Omnara: Claude & Codex Mobile
Omnara: Claude & Codex Mobile
Claude Code & Codex on the go
Free

Get real-time visibility and control of your entire fleet of AI agents with a single, unified dashboard, and intervene instantly to debug and resolve issues with human-in-the-loop capabilities. Download the app today and start orchestrating your AI workforce with confidence.

🛠️ Developer Tools
(20)
13
Google Maps
Google Maps
Google Maps
Places, navigation & traffic
Free

Discover and navigate locations effortlessly with a powerful mapping app. Seamlessly find places and get directions with ease. Explore the world at your fingertips.

🗺️ Navigation
(348K)
14
Openchat: AI Chatbot Copilot
Openchat: AI Chatbot Copilot
Openchat: AI Chatbot Copilot
Image, Voice, Text Generation
Free

Get quick responses to your queries with OpenChat - an AI-powered chatbot! Interact seamlessly and get instant answers to your questions anytime, anywhere.

📊 Productivity
(3.9K)
15
Microsoft Copilot
Microsoft Copilot
Microsoft Copilot
Ask AI: Chat & Voice Assistant
Free

Enhance productivity and creativity with an AI assistant that helps you find information, create visuals from text, and optimize tasks with personalized responses. Experience the future of AI interaction and elevate your workflow with the ultimate AI companion - try it free for 1 month! Download now for a smarter, more efficient way to work and create.

📊 Productivity
(396K)
16
WhatsApp Messenger
WhatsApp Messenger
WhatsApp Messenger
Simple. Reliable. Private.
Free

A popular messaging and video calling app used by over 2 billion people worldwide, offering private, encrypted communication with group chats, voice and video calls, and real-time sharing features. Stay connected with friends and family easily. For more information or support, visit Settings > Help > Contact Us within the app.

🌐 Social Networking
(18M)
17
Cloud Bot Hosting - AI Agent
Cloud Bot Hosting - AI Agent
Cloud Bot Hosting - AI Agent
Easy Deploy OpenClaw Assistant
Free
$1.99 | 100% OFF
📊 Productivity
(266)
18
Chatbox - Powerful AI Client
Chatbox - Powerful AI Client
Chatbox - Powerful AI Client
All in One AI Client
Free

Discover the ultimate AI copilot with a versatile client application, Chatbox. Unleash the power of diverse AI models like GPT-3.5, Claude, Google Gemini Pro, and more across multiple platforms. From AI Vision to AI Drawing, Chatbox revolutionizes productivity with intuitive features for work and study.

🔧 Utilities
(486)
19
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Study, Writing, Research Agent
Free

AI Chat Smith 4 is an AI-powered chatbot that uses OpenAI technology to provide personalized assistance and engage in conversations with users. Experience intuitive interactions and get instant responses to queries.

📊 Productivity
(165K)
20
Monica AI: Ultimate AI Assist
Monica AI: Ultimate AI Assist
Monica AI: Ultimate AI Assist
Chat, Search, Write, Translate
Free

Meet Monica, your all-in-one AI pal powered by cutting-edge AI models like GPT-4. From AI search to voice translation, web summaries, and AI chat, Monica is your creative sidekick for various tasks. Experience AI magic with Monica at https://monica.im – Let Monica redefine your digital world!

📊 Productivity
(6.4K)