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Best Chat Gpt 4 Apps

227+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated May 2026

Every iPhone needs a few good chat gpt 4 apps. We benchmark 227+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Chat Gpt 4

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
AI Chat Assistant – ChatNow#2

AI Chat Assistant – ChatNow by Tappz GmbH

Built on Gemini, GPT, Grok 4
Strong Contender
📊 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
AI Chat 4.0: Open Chatbot 4o#3

AI Chat 4.0: Open Chatbot 4o by Liquid Apps Kft.

Image, Photo & Text Generator
Worth Considering
📊 Productivity
4.6😞(1.4K ratings)
FreeIn-App Purchases
AI Chat 4.0: Open Chatbot 4o screenshot 1
AI Chat 4.0: Open Chatbot 4o screenshot 2
AI Chat 4.0: Open Chatbot 4o screenshot 3
AI Chat 4.0: Open Chatbot 4o screenshot 4
AI Chat 4.0: Open Chatbot 4o screenshot 5

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!

What We Love

  • 🚀 Awesome tool
  • 💡 The best AI app I ever used
  • 👍 Very useful in many ways
  • 👍 This is the best!

Room to Improve

  • 🐛 Do not purchase this app!
  • 🐛 Not worth it!
  • 🐛 Lila

More Chat Gpt 4 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
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)
6
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.

📊 Productivity
(310)
7
GO AI Chat 5.0 Video Generator
GO AI Chat 5.0 Video Generator
GO AI Chat 5.0 Video Generator
Chatbot for tasks & Bot text
Free

This AI-powered chat assistant offers a range of tools, including instant answers, writing assistance, AI-generated images, and coding support, all driven by cutting-edge AI models. Experience smarter conversations, creative content, and instant knowledge by downloading the app and unlocking its full potential with a possible subscription.

📊 Productivity
(291)
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
(28K)
9
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.

📊 Productivity
(275K)
10
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)
11
AI+ Chat & Al Video Generator
AI+ Chat & Al Video Generator
AI+ Chat & Al Video Generator
Chatbot Homework Helper ChatAI
Free

AI Text Essay Writer is a revolutionary app that uses advanced AI technology to help you craft well-written essays effortlessly. With its user-friendly interface and powerful writing tools, achieving academic success has never been easier. Try it now and experience the future of writing!

📊 Productivity
(19K)
12
Chat AI: Ask Chatbot Assistant
Chat AI: Ask Chatbot Assistant
Chat AI: Ask Chatbot Assistant
AI Writer & AI Image Generator
Free

Get instant responses to your questions and engage in natural conversations with a powerful chatbot assistant driven by advanced AI technology. Experience seamless communication and assistance at your fingertips.

📊 Productivity
(15K)
13
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!"

📊 Productivity
(4.3K)
14
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)
15
AI ChatBot Assistant: AskEasy
AI ChatBot Assistant: AskEasy
AI ChatBot Assistant: AskEasy
Top Chat Built on All Models
Free

AI ChatBot Assistant: AskEasy is a user-friendly application that leverages advanced AI technology to provide instant, accurate responses to your queries. Try it now for quick and efficient assistance.

📊 Productivity
(30K)
16
Chatly: AI Chatbot & Assistant
Chatly: AI Chatbot & Assistant
Chatly: AI Chatbot & Assistant
Built on GPT-4o. Chat & Ask AI
Free

Experience the future of communication with an innovative AI chatbot that streamlines interactions and provides personalized responses. Engage in seamless conversations and discover a new world of intelligent messaging.

📊 Productivity
(2.1K)
17
Poe – Fast AI Chat
Poe – Fast AI Chat
Poe – Fast AI Chat
Ask questions and get answers
Free
📊 Productivity
(54K)
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.

📊 Productivity
(165K)
19
AI Chat - Instant Chatbot
AI Chat - Instant Chatbot
AI Chat - Instant Chatbot
Build on ChatGPT API & GPT-4
Free

Instant Chatbot powered by ChatGPT API offers quick, efficient AI-driven responses to your queries. Chat now for instant assistance!

📊 Productivity
(1.9K)
20
GoatChat: AI Chatbot & AI Chat
GoatChat: AI Chatbot & AI Chat
GoatChat: AI Chatbot & AI Chat
Deutsch AI Helfer & Ideen
Free

Experience the future of AI communication with GoatChat - an advanced chatbot fueled by the OpenAI ChatGPT API. Engage in natural conversations and explore the limitless possibilities of AI interaction. Try it now and redefine your chat experience.

📊 Productivity
(7.3K)

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