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Best Chatgpt Open AI Apps

229+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated April 2026

Finding the right chatgpt open ai app can be overwhelming with so many options. We've analyzed 229+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Chatgpt Open AI

ChatGPT#1

ChatGPT by OpenAI OpCo, LLC

The official app by OpenAI
Editor's Choice
📊 Productivity
4.8😊(929K 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
ChatOn AI - Chat Bot Assistant#2

ChatOn AI - Chat Bot Assistant by AIBY Incorporated

One Chatbot–Multiple Al Tools
Strong Contender
📊 Productivity
4.7😊(275K ratings)
FreeAdsIn-App Purchases
#11in Productivity
ChatOn AI - Chat Bot Assistant screenshot 1
ChatOn AI - Chat Bot Assistant screenshot 2
ChatOn AI - Chat Bot Assistant screenshot 3
ChatOn AI - Chat Bot Assistant screenshot 4
ChatOn AI - Chat Bot Assistant screenshot 5
ChatOn AI - Chat Bot Assistant screenshot 6

Get instant assistance and guidance with ChatOn - AI Chat Bot Assistant! Enhance your productivity and streamline tasks with our advanced AI technology. Sign up now for a smarter way to communicate and get things done.

What We Love

  • 🚀 Excellent AI assistant
  • 👍 User-friendly interface
  • 💡 Versatile features
  • 🚀 Fast and efficient

Room to Improve

  • 🐛 Occasional errors and timeouts
  • 💰 Expensive subscription
  • 🔒 Limited free usage
AI Chat Assistant – ChatNow#3

AI Chat Assistant – ChatNow by Tappz GmbH

Built on Gemini, GPT, Grok 4
Worth Considering
📊 Productivity
4.8😐(133K ratings)
FreeAdsIn-App Purchases
#39in Productivity
AI Chat Assistant – ChatNow screenshot 1
AI Chat Assistant – ChatNow screenshot 2
AI Chat Assistant – ChatNow screenshot 3
AI Chat Assistant – ChatNow screenshot 4
AI Chat Assistant – ChatNow screenshot 5
AI Chat Assistant – ChatNow screenshot 6

Get instant help with everyday tasks using our AI-powered chat assistant. Streamline your life with smart reminders, recommendations, and more. Try it now for a seamless experience!

What We Love

  • 🚀 Fast and responsive
  • 💡 Helpful AI assistant
  • 👍 Useful for writing tasks
  • 🤖 Impressive capabilities

Room to Improve

  • 💰 Expensive subscription
  • 🔒 Limited free usage
  • 🐛 Inconsistent responses

More Chatgpt Open AI apps to explore

4
Chatbot AI: AI Chat Assistant
Chatbot AI: AI Chat Assistant
Chatbot AI: AI Chat Assistant
AI Chat & Image Generator
Free

Get instant assistance with writing, problem-solving, and creativity with our AI chatbot, powered by advanced technology. Try it out today to boost your productivity and access a range of features, including language translation, image generation, and more.

📊 Productivity
(5.2K)
5
Chat AI - Ask Anything
Chat AI - Ask Anything
Chat AI - Ask Anything
AI Chatbot & Essay Writer Bot
Free

Get instant answers to all your questions with our AI Chatbot — ask anything and receive quick, accurate responses. Connect with our Chat AI now!

📊 Productivity
(126K)
6
Grok - AI Assistant
Grok - AI Assistant
Grok - AI Assistant
The real-time AI assistant
Free
📊 Productivity
(82K)
7
Chat AI·Question, Smart Answer
Chat AI·Question, Smart Answer
Chat AI·Question, Smart Answer
Chatbot Assistant Helper
Free

ChatMe is an AI-powered chatbot designed to provide users with personalized assistance and support. Engage in interactive conversations, get instant responses, and streamline your experience with this intelligent virtual assistant. Experience the future of communication now.

📊 Productivity
(804)
8
Chatbot AI Assistant - Genie
Chatbot AI Assistant - Genie
Chatbot AI Assistant - Genie
AI Chatbot & Image Generator
Free

Experience personalized and intelligent conversations with Chatbot 4o AI Chat - Genie. ChatGPT-powered, it offers advanced AI capabilities for engaging and informative interactions. Start chatting now to unlock a world of tailored responses and assistance.

📊 Productivity
(51K)
9
Perplexity — ИИ-поиск и чат
Perplexity — ИИ-поиск и чат
Perplexity — ИИ-поиск и чат
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
(35K)
10
AI Chat 5.5: Genius
AI Chat 5.5: Genius
AI Chat 5.5: Genius
Chatbot Agent 4.0 Built on GPT
Free

AI Chat 4.0: Genius is an innovative application leveraging advanced AI technology to provide intelligent conversational interactions. Engage in meaningful conversations, receive personalized recommendations, and explore an array of features designed to enhance your chat experience. Elevate your interactions with AI Chat 4.0: Genius today!

🔧 Utilities
(51K)
11
Chat AI: Ask Agent Anything
Chat AI: Ask Agent Anything
Chat AI: Ask Agent Anything
Chatbot & Search Assistant
Free

A user-friendly messaging app allowing real-time communication through text, voice, and video. Stay connected with friends, share media, and create group chats effortlessly. Start chatting now to experience seamless communication at your fingertips.

📊 Productivity
(323K)
12
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
(394K)
13
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)
14
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)
15
Poe – Fast AI Chat
Poe – Fast AI Chat
Poe – Fast AI Chat
Ask questions and get answers
Free
📊 Productivity
(54K)
16
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)
17
Chat Smith: AI 챗봇 & 에이전트
Chat Smith: AI 챗봇 & 에이전트
Chat Smith: AI 챗봇 & 에이전트
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
(1.3K)
18
Voice Chat & AI Assistant
Voice Chat & AI Assistant
Voice Chat & AI Assistant
Chats Bot & Friend Chatbot Pro
Free

Get instant access to a multilingual voice assistant with one-tap conversations, offering quick facts and in-depth responses on various topics. Subscribe now for unlimited access to all features and start exploring a world of knowledge and communication.

📊 Productivity
(33)
19
Replika - AI Friend
Replika - AI Friend
Replika - AI Friend
Chat, talk with Robot Chatbot
Free

Connect with an AI friend who is always here to listen and talk. Chat with Replika for a supportive conversation anytime you need.

💪 Health & Fitness
(14K)
20
AI Chatbot - Nova
AI Chatbot - Nova
AI Chatbot - Nova
Ask smart chatbot & Al writer
Free

AI Chatbot - Nova is a cutting-edge application developed by ChatGPT specializing in intelligent conversational interactions. Engage in personalized conversations and get instant answers to queries. Experience the future of chatbots today!

📊 Productivity
(115K)