Best Open AI Chat Gpt Apps

248+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated September 2026

Every iPhone needs a few good open ai chat gpt apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Open AI Chat Gpt Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ChatGPTChatGPTFree4.8★ (10M)YesYesSep 2026
2Google GeminiGoogle GeminiFree4.7★ (2.2M)NoYesSep 2026
3Grok AIGrok AIFree4.9★ (1.4M)NoYesSep 2026
4ChatGPT for IntuneChatGPT for IntuneFree3.6★ (21)YesNoSep 2026
5DeepSeek - AI AssistantDeepSeek - AI AssistantFree4.0★ (11K)NoNoSep 2026
6人工智能机器人人工智能机器人Free3.8★ (5)NoYesSep 2026
7AI Chat Assistant – ChatNowAI Chat Assistant – ChatNowFree4.8★ (141K)YesYesSep 2026
8Claude by AnthropicClaude by AnthropicFree4.7★ (265K)NoYesSep 2026

Top Picks for Open AI Chat Gpt

ChatGPT#1

ChatGPT by OpenAI OpCo, LLC

Your everyday AI assistant
Editor's Choice
📊 Productivity
4.8😊(10M ratings)
FreeAdsIn-App Purchases
#1in Productivity
ChatGPT screenshot 1
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This app provides access to advanced AI capabilities, including text generation, image creation from descriptions, and voice conversations. It offers personalized advice, creative inspiration, and instant answers for various tasks, syncing history across devices.

What We Love

  • 🚀 Powerful and versatile AI assistant
  • 👍 Intuitive and user-friendly interface
  • 🤖 Impressive conversational abilities
  • 💡 Convenient mobile access to ChatGPT
  • 🧠 Vast knowledge base on diverse topics
  • 🔍 Helpful for research, writing, and problem-solving
  • 🤝 Feels like an intelligent companion

Room to Improve

  • 🐛 Occasional inaccuracies or inconsistencies in responses
  • 🔖 Limited to pre-2021 data, lacking real-time updates
  • 🔒 Concerns about privacy and data usage
  • 🔍 Difficulty in navigating and managing conversation history
Google Gemini#2

Google Gemini by Google

Your AI assistant from Google
Strong Contender
📊 Productivity
4.7😊(2.2M ratings)
FreeIn-App Purchases
#3in Productivity
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This AI assistant helps you brainstorm, create content, and simplify complex topics. It integrates with your Google apps to provide personalized assistance, plan trips, and study smarter. Upgrade for advanced features like video generation and deeper research capabilities.

What We Love

  • 🚀 Intelligent and well-rounded AI
  • 👍 Smooth animations and helpful info
  • 🚀 Fast and efficient
  • 👍 Intuitive interface and easy to use
  • 🚀 Responds quickly in live mode
  • 👍 Versatile capabilities
  • 👍 Accurate and informative
  • 👍 Convenient and saves time
  • 👍 Helpful for various tasks

Room to Improve

  • 🐛 Contradicts itself and has limitations
  • 🐛 Struggles with certain questions and tasks
  • 🐛 Lacks personalization and context retention
  • 🐛 Restricted in discussing sensitive topics
  • 🐛 Sluggish performance on iPad
  • 🐛 Unable to generate images as promised
Grok AI#3

Grok AI by X Corp.

AI assistant by SpaceXAI
Worth Considering
📊 Productivity
4.9😊(1.4M ratings)
FreeIn-App Purchases
#4in Productivity
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This AI assistant provides fast, truthful answers and can perform deep web research. It generates striking images and videos from text or voice prompts, and can analyze uploaded content. Engage in conversations with personalized AI companions and access real-time information from X.

What We Love

  • 🚀 Fast and efficient
  • 🔒 Unbiased and ethical
  • 👍 Clean and intuitive UI
  • 🤖 Powerful AI capabilities
  • 🌐 Real-time data integration
  • 🎨 Impressive image generation
  • 💡 Unique and engaging personality

Room to Improve

  • 🐛 Occasional errors in responses
  • 🔍 Needs more robust search/history features
  • 🔌 Requires X account for full functionality

More Open AI Chat Gpt apps to explore

FAQ about Open AI Chat Gpt

What are the best open ai chat gpt apps for iPhone?
ChatGPT tops our open ai chat gpt apps ranking as of September 2026, with a 4.8-star average from 10M App Store ratings, and it's free to download.
Yes — 20 of the top open ai chat gpt apps we rank are free to download, including ChatGPT and Google Gemini.
ChatGPT shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ open ai chat gpt apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides access to advanced AI capabilities, allowing users to generate text, create images from descriptions, and engage in real-time voice conversations. It can offer creative inspiration, tailored advice, personalized learning assistance, and instant answers for a wide range of queries.
Key features include generating original images from text descriptions, engaging in advanced voice conversations, uploading photos to transcribe or get information, and receiving creative inspiration or tailored advice. It also supports personalized learning and professional brainstorming.

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