Best Open AI Chat Gpt Free Apps

242+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated May 2026

ChatGPT is the household name in open ai chat gpt free, but it's far from the only option. We track 242+ alternatives and competitors on iOS β€” many free, many higher-rated than you'd expect.

Top Picks for Open AI Chat Gpt Free

ChatGPT#1

ChatGPT by OpenAI OpCo, LLC

The official app by OpenAI
Editor's Choice
πŸ“Š Productivity
4.8😊(8.1M ratings)
FreeAdsIn-App Purchases
#1in Productivity
ChatGPT screenshot 1
ChatGPT screenshot 2
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ChatGPT screenshot 6

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

  • 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
ChatOn AI - Chat Bot Assistant#2

ChatOn AI - Chat Bot Assistant by AIBY Incorporated

One Chatbot–Multiple Al Tools
Strong Contender
πŸ“Š Productivity
4.7😊(278K ratings)
FreeAdsIn-App Purchases
#14in Productivity
ChatOn AI - Chat Bot Assistant screenshot 1
ChatOn AI - Chat Bot Assistant screenshot 2
ChatOn AI - Chat Bot Assistant screenshot 3
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ChatOn AI - Chat Bot Assistant screenshot 5
ChatOn AI - Chat Bot Assistant screenshot 6

This AI assistant leverages advanced language models to help with writing, image transformation, document analysis, and web research. It offers over 100 prompts and integrates with your keyboard for seamless use across apps. Transform photos, summarize documents, and generate social media content with ease.

What We Love

  • πŸš€ Excellent AI assistant
  • πŸ‘ User-friendly interface
  • πŸ’‘ Versatile features
  • πŸš€ Fast and efficient

Room to Improve

  • πŸ› Occasional errors and timeouts
  • πŸ’° Expensive subscription
  • πŸ”’ Limited free usage
Grok - AI Chat & Video#3

Grok - AI Chat & Video by X Corp.

The real-time AI assistant
Worth Considering
πŸ“Š Productivity
4.9😊(1.3M ratings)
FreeIn-App Purchases
#3in Productivity
Grok - AI Chat & Video screenshot 1
Grok - AI Chat & Video screenshot 2
Grok - AI Chat & Video screenshot 3
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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

  • πŸš€ Fast and efficient
  • πŸ”’ Unbiased and ethical
  • πŸ‘ Clean and intuitive UI
  • πŸ€– Powerful AI capabilities

Room to Improve

  • πŸ› Occasional errors in responses
  • πŸ” Needs more robust search/history features
  • πŸ”Œ Requires X account for full functionality

More Open AI Chat Gpt Free apps to explore

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

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.

Unlimited prompting with Gemini 3 FlashLive interaction via camera/screen sharingContent creation (mockups, posters, diagrams)
πŸ“Š Productivity
(1.9M)
free with in-app purchases
5
AI Chat Assistant – ChatNow
AI Chat Assistant – ChatNow
AI Chat Assistant – ChatNow
Built on Gemini, GPT, Grok 4
Free

This AI assistant helps busy individuals boost productivity by handling tasks like writing emails, generating code, creating images, and summarizing documents. It supports voice input, file uploads, and image analysis, leveraging multiple advanced AI models for diverse needs.

Voice mode for real-time conversationsImage and video generationWriting and grammar assistance
πŸ“Š Productivity
(135K)
free with in-app purchases
6
Chat AI - Ask Anything
Chat AI - Ask Anything
Chat AI - Ask Anything
AI Chatbot & Essay Writer Bot
Free

Engage in intelligent conversations with an advanced AI chatbot. This app offers personalized responses on a wide range of topics and can assist with writing tasks like essays and emails. Its AI continuously learns for more natural interactions.

Intelligent conversationsPersonalized responsesEssay and content writing
πŸ“Š Productivity
(126K)
free with in-app purchases
7
AI Chat - Lynx: powered by GPT
AI Chat - Lynx: powered by GPT
AI Chat - Lynx: powered by GPT
AI assistant powered by GPT4o
Free

This AI-powered companion assists with text generation, creative writing, and image creation. It offers advanced content generation, personalized text, and stunning visual outputs. Designed for writers, marketers, and students, it prioritizes user privacy with no data collection.

AI-powered content creationAdvanced text generationImage generation from prompts
πŸ“Š Productivity
(37)
free
8
Chatbot AI: AI Chat Assistant
Chatbot AI: AI Chat Assistant
Chatbot AI: AI Chat Assistant
AI Chat & Image Generator
Free

Access multiple advanced AI models, including GPT-5, Claude, Grok, Gemini, and DeepSeek, in a single application. Generate text, create images, get help with tasks, and translate languages with intelligent assistance.

Access to GPT-5, Claude, Grok, Gemini, DeepSeekAI-powered text generationImage generation from descriptions
πŸ“Š Productivity
(6K)
free with in-app purchases
9
Chatbot AI Assistant - Genie
Chatbot AI Assistant - Genie
Chatbot AI Assistant - Genie
AI Chatbot & Image Generator
Free

This AI-powered assistant helps with work, study, and creative projects. It offers advanced chat, image generation and editing, document analysis, and web search capabilities. Get instant insights and create visuals from text descriptions.

Advanced AI ChatbotAI Image GeneratorAI Image Editor
πŸ“Š Productivity
(198K)
free with in-app purchases
10
Chat AI: Ask Agent Anything
Chat AI: Ask Agent Anything
Chat AI: Ask Agent Anything
Chatbot & Search Assistant
Free

Engage in personalized conversations with an AI that understands and adapts to you. Access specialized AI assistants for various tasks, generate unique images from text, and get instant information about the world through photos. This app also offers writing assistance, language learning, and homework help.

Personalized AI conversationsSpecialized AI assistantsAI image generation
πŸ“Š Productivity
(324K)
free with in-app purchases
11
Perplexity - AI Search & Chat
Perplexity - AI Search & Chat
Perplexity - AI Search & Chat
Ask. Research. Trusted Answers
Free

Get accurate, source-backed answers to any question with this AI-powered search and chat tool. It leverages top AI models for deep research, drafting emails, and more, syncing across devices. Discover new information and organize your findings in a personal library.

AI-powered search with cited sourcesDeep research and guided explorationConversational follow-up questions
πŸ“Š Productivity
(480K)
free with in-app purchases
12
AI Chat 5.6: Genius
AI Chat 5.6: Genius
AI Chat 5.6: Genius
Chatbot Agent 4.0 Built on GPT
Free

This AI-powered tool can generate and edit images, write and rewrite text for various purposes, and explain content from photos or documents. It also provides up-to-date web search results and can analyze files like PDFs and spreadsheets.

Image generation and editingText writing and rewritingPhoto-based explanations
πŸ”§ Utilities
(51K)
free with in-app purchases
13
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Study, Writing, Research Agent
Free

This AI assistant offers advanced capabilities for writing, research, and image generation. It leverages multiple powerful AI models to provide deep insights, create content, and simplify tasks. Ideal for students, professionals, and creatives seeking enhanced productivity.

AI Image GeneratorAI Writing AssistantDeep Research with Sources
πŸ“Š Productivity
(166K)
free with in-app purchases
14
GPT AI Assistant Chat-Chatbot
GPT AI Assistant Chat-Chatbot
GPT AI Assistant Chat-Chatbot
AI powered by ChatGPT & GPT-5
Free

This AI-powered assistant helps you write, create, learn, and get instant answers. It leverages advanced AI models to generate text, images, and summaries from various inputs, making daily tasks more efficient.

AI-powered writing assistanceInstant answers and explanationsContent summarization and analysis
πŸ“Š Productivity
(310)
free with in-app purchases
15
AI Chatbot - Nova
AI Chatbot - Nova
AI Chatbot - Nova
Ask smart chatbot & Al writer
Free

This AI chatbot and writer leverages advanced GPT and Gemini models to provide human-like conversations, creative writing assistance, and meticulous proofreading. It offers unlimited interactions, multi-language support, and cross-device compatibility for a versatile user experience.

Advanced AI models (GPT-5.2, GPT-4o, Gemini, Claude)Human-like conversational AIAI writing assistant for various content
πŸ“Š Productivity
(123K)
free with in-app purchases
16
ChatBox AI - Chatbot Assistant
ChatBox AI - Chatbot Assistant
ChatBox AI - Chatbot Assistant
Top Al models・Image Generator
Free

This AI-powered assistant offers a suite of tools for text generation, image creation, document processing, and real-time information retrieval. It can help with writing, problem-solving, brainstorming, and even generating music and stories.

AI text generationAI image generationDocument summarization and translation
πŸ“Š Productivity
(163K)
free with in-app purchases
17
DeepSeek - AI Assistant
DeepSeek - AI Assistant
DeepSeek - AI Assistant
Intelligent AI Assistant
Free

This AI assistant offers free, intelligent help powered by a cutting-edge model. It provides rapid responses and advanced capabilities to enhance problem-solving and daily efficiency.

Intelligent AI assistantPowered by flagship AI modelFaster response times
πŸ“Š Productivity
(11K)
free
18
Openchat: AI Chatbot Copilot
Openchat: AI Chatbot Copilot
Openchat: AI Chatbot Copilot
Image, Voice, Text Generation
Free

This AI assistant offers personalized text and voice interactions, helping with tasks like drafting emails, summarizing articles, and brainstorming creative ideas. It supports multilingual communication and includes an AI art generator and interactive games. Users can customize responses and focus on privacy.

Advanced AI AssistantPersonalized ResponsesSmart Task Automation
πŸ“Š Productivity
(3.9K)
free with in-app purchases
19
AI Chat - TryChat - Chat Bot
AI Chat - TryChat - Chat Bot
AI Chat - TryChat - Chat Bot
Ask Anything
Free

Engage in conversations with advanced AI models, including GPT-4, Gemini, and Claude. This free, unlimited chat service requires no login and offers access to multiple powerful AI technologies.

Multiple AI models availableUnlimited free usageNo login required
πŸ“š Education
(1.6K)
free with in-app purchases
20
Claude by Anthropic
Claude by Anthropic
Claude by Anthropic
AI assistant for life and work
Free

This AI assistant helps you write, research, code, and solve complex problems. It can analyze documents, code, and images, and even respond to voice commands. Expand your capabilities and tackle new projects with this intelligent thinking partner.

AI writing assistanceCoding and programming helpResearch and data insights
πŸ“Š Productivity
(181K)
free with in-app purchases