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Best Chat Gpt 4 0 Apps

228+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated May 2026

Out of 228+ chat gpt 4 0 apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Chat Gpt 4 0

ChatGPT#1

ChatGPT by OpenAI OpCo, LLC

The official app by OpenAI
Editor's Choice
πŸ“Š 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

  • πŸš€ Powerful and versatile AI assistant
  • πŸ‘ Intuitive and user-friendly interface
  • πŸ€– Impressive conversational abilities
  • πŸ’‘ Convenient mobile access to ChatGPT

Room to Improve

  • πŸ› Occasional inaccuracies or inconsistencies in responses
  • πŸ”– Limited to pre-2021 data, lacking real-time updates
  • πŸ”’ Concerns about privacy and data usage
AI Chat Assistant – ChatNow#2

AI Chat Assistant – ChatNow by Tappz GmbH

Built on Gemini, GPT, Grok 4
Strong Contender
πŸ“Š Productivity
4.8😐(133K ratings)
FreeAdsIn-App Purchases
#38in 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

  • πŸš€ Fast and responsive
  • πŸ’‘ Helpful AI assistant
  • πŸ‘ Useful for writing tasks
  • πŸ€– Impressive capabilities

Room to Improve

  • πŸ’° Expensive subscription
  • πŸ”’ Limited free usage
  • πŸ› Inconsistent responses
ChatG5.0:Smart AI Chat#3

ChatG5.0:Smart AI Chat by 福军 εΊ·

AI Chatbot
Worth Considering
πŸ”§ Utilities
4.7(84 ratings)
FreeIn-App Purchases
ChatG5.0:Smart AI Chat screenshot 1
ChatG5.0:Smart AI Chat screenshot 2
ChatG5.0:Smart AI Chat screenshot 3
ChatG5.0:Smart AI Chat screenshot 4

This AI-powered chat application offers intelligent conversations in 30+ languages, with personalization options and realistic voice interactions. With built-in art generation capabilities, users can create high-resolution images instantly, making it a versatile tool for learning, creativity, and communication. Try it out and discover a new way to express yourself!

More Chat Gpt 4 0 apps to explore

4
ChatOn AI - Chat Bot Assistant
ChatOn AI - Chat Bot Assistant
ChatOn AI - Chat Bot Assistant
One Chatbot–Multiple Al Tools
Free

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.

πŸ“Š Productivity
(276K)
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 β€” ask anything and receive quick, accurate responses. Connect with our Chat AI now!

πŸ“Š Productivity
(126K)
6
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!

πŸ”§ Utilities
(51K)
7
AI Chat 4.0: Open Chatbot 4o
AI Chat 4.0: Open Chatbot 4o
AI Chat 4.0: Open Chatbot 4o
Image, Photo & Text Generator
Free

Connect with AI Chat 4.0, an advanced open chatbot powered by ChatGPT. Experience the future of conversational AI. Try it now to engage in dynamic and natural conversations!

πŸ“Š Productivity
(1.4K)
8
ChatG5.0 - AI Chat
ChatG5.0 - AI Chat
ChatG5.0 - AI Chat
Fast AI ChatBot
Free

This all-in-one AI application serves as a reliable assistant in life and work, offering features such as smart chat, creative drawing, writing support, and personalized assistance. Experience the power of advanced AI with a user-friendly design, and discover a thoughtful partnership that goes beyond just a tool - try it today!

πŸ”§ Utilities
(3)
9
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.

πŸ“Š Productivity
(6K)
10
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.

πŸ“Š Productivity
(396K)
11
Chat Unlimited & Ask Brutus AI
Chat Unlimited & Ask Brutus AI
Chat Unlimited & Ask Brutus AI
Powered by ChatGPT & GPT API
Free

Connect with friends and family through instant messaging, video calls, and group chats using this versatile communication app. Stay connected anytime, anywhere. Download now to experience seamless communication!

πŸ“š Education
(542)
12
Google Chat
Google Chat
Google Chat
Efficient Team Communication
Free

An efficient team communication and collaboration tool with group collaboration, content sharing, and Google Workspace integration for easy workstream management. Enhance team productivity and communication seamlessly with Google Chat.

πŸ’Ό Business
(302K)
13
ChatBox AI - Chatbot Assistant
ChatBox AI - Chatbot Assistant
ChatBox AI - Chatbot Assistant
Top Al models・Image Generator
Free

ChatBox offers an AI chatbot that uses natural language processing to provide personalized interactions and assistance seamlessly. ChatGPT can handle a range of tasks and conversations, making it a versatile tool for productive and engaging communication. Experience smart conversations today!

πŸ“Š Productivity
(163K)
14
AI Chat Assistant - ChatAI Bot
AI Chat Assistant - ChatAI Bot
AI Chat Assistant - ChatAI Bot
Smart ChatBot, Writer & Helper
Free

Experience a revolutionary AI Chat Assistant that serves as a Smart ChatBot and reliable Writer. Enhance your communication and writing skills effortlessly. Try it now!

πŸ“Š Productivity
(5.5K)
15
GPT AI Assistant Chat－Chatbot
GPT AI Assistant Chat－Chatbot
GPT AI Assistant Chat－Chatbot
AI powered by ChatGPT & GPT－5
Free

This AI assistant chat bot powered by GPT-4o uses advanced natural language processing to provide intelligent conversations and assist with a wide range of tasks. Try it now for personalized assistance and engaging interactions.

πŸ“Š Productivity
(310)
16
AI Chat Chatbot Assistant
AI Chat Chatbot Assistant
AI Chat Chatbot Assistant
Essay Writer Bot Ask Anything
Free

AI Chat is a virtual assistant powered by ChatGPT that provides personalized and intelligent chatbot interactions for all your needs. Experience seamless communication and assistance like never beforeβ€”try it now!

πŸ“Š Productivity
(278)
17
ChatGenius - AI Chat, ChatBot
ChatGenius - AI Chat, ChatBot
ChatGenius - AI Chat, ChatBot
Smart Assistant & AI Writer
Free

"Experience the ultimate AI companion with ChatGenius - AI Chat, ChatBot. Powered by the high-quality GPT-4 model, this app offers advanced chatbots, poetry generation, research assistance, code generation, speech-to-text capabilities, and more. Enhance your productivity and creativity - download ChatGenius today!"

πŸ“Š Productivity
(4.3K)
18
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.

πŸ“Š Productivity
(165K)
19
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.

πŸ“Š Productivity
(28K)
20
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.

πŸ“Š Productivity
(323K)

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