Best Claude 3 Opus Apps

45+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated July 2026

Looking for free claude 3 opus apps? 20 of our 45+ tracked titles are free to download β€” no subscription, no trial. The rest are premium picks worth paying for.

Compare top Claude 3 Opus Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Claude by AnthropicClaude by AnthropicFree4.7β˜… (217K)NoYesAug 2026
2ChatPlus: AI Chatbot AssistantChatPlus: AI Chatbot AssistantFree4.7β˜… (2K)NoYesAug 2026
3DeepSeek - AI AssistantDeepSeek - AI AssistantFree4.0β˜… (11K)NoNoAug 2026
4Perplexity - AI Search & ChatPerplexity - AI Search & ChatFree4.8β˜… (493K)NoYesAug 2026
5Grok AIGrok AIFree4.9β˜… (1.3M)NoYesAug 2026
6Kimi - Kimi K3 is LiveKimi - Kimi K3 is LiveFree4.8β˜… (4.9K)NoYesAug 2026
7AI Chat Assistant – ChatNowAI Chat Assistant – ChatNowFree4.8β˜… (138K)YesYesAug 2026
8ChatGPTChatGPTFree4.8β˜… (9.2M)YesYesAug 2026

Top Picks for Claude 3 Opus

Claude by Anthropic#1

Claude by Anthropic by Anthropic PBC

AI assistant for life and work
Editor's Choice
πŸ“Š Productivity
4.7😊(217K ratings)
FreeIn-App Purchases
#2in Productivity
Claude by Anthropic screenshot 1
Claude by Anthropic screenshot 2
Claude by Anthropic screenshot 3
Claude by Anthropic screenshot 4
Claude by Anthropic screenshot 5
Claude by Anthropic screenshot 6

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.

What We Love

  • πŸš€ Powerful and versatile AI assistant
  • πŸ‘ Intuitive and easy to use interface
  • πŸ’‘ Innovative features like 'Projects'
  • πŸ€– Intelligent and thoughtful responses

Room to Improve

  • πŸ”’ Concerns about privacy and data usage
  • 🚫 Limitations on free usage and throttling
  • πŸ› Occasional bugs and crashes
ChatPlus: AI Chatbot Assistant#2

ChatPlus: AI Chatbot Assistant by Best mobile app, MB

Powered by GPT-5.5 & DALL-E 3
Strong Contender
πŸ“Š Productivity
4.7😞(2K ratings)
FreeIn-App Purchases
ChatPlus: AI Chatbot Assistant screenshot 1
ChatPlus: AI Chatbot Assistant screenshot 2
ChatPlus: AI Chatbot Assistant screenshot 3
ChatPlus: AI Chatbot Assistant screenshot 4
ChatPlus: AI Chatbot Assistant screenshot 5
ChatPlus: AI Chatbot Assistant screenshot 6

This AI-powered assistant leverages advanced language models and image generation tools to enhance productivity and creativity. It offers real-time data, multilingual support, and assistance with writing, learning, and content creation.

What We Love

  • ⭐ Amazing AI capabilities
  • 🎨 Excellent image generation
  • πŸ€– Outshines ChatGPT
  • πŸ’° Good value for money

Room to Improve

  • πŸ› Frequent bugs and crashes
  • πŸ€” Inconsistent performance
  • πŸ€– Not as capable as advertised
4.0😊(11K ratings)
Free
#37in Productivity
DeepSeek - AI Assistant screenshot 1
DeepSeek - AI Assistant screenshot 2
DeepSeek - AI Assistant screenshot 3
DeepSeek - AI Assistant screenshot 4
DeepSeek - AI Assistant screenshot 5

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.

What We Love

  • πŸš€ Fast and responsive
  • πŸ‘ User-friendly interface
  • πŸ’‘ Powerful AI capabilities
  • πŸ€– Impressive reasoning and thought process

Room to Improve

  • πŸ€– Censorship and bias in responses
  • πŸ”Œ Server overload and slow response times
  • πŸ”’ Privacy concerns regarding data collection

More Claude 3 Opus apps to explore

4
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
(493K)
free with in-app purchases
5
Grok AI
Grok AI
Grok AI
AI chat & video generation
Free

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.

AI-powered Q&A and web researchAI image and video generationVoice mode with live camera
πŸ“Š Productivity
(1.3M)
free with in-app purchases
6
Kimi - Kimi K3 is Live
Kimi - Kimi K3 is Live
Kimi - Kimi K3 is Live
K3,Code,Slides,Agent Swarm
Free

This AI-powered agent assists with coding, content creation, and office tasks. It can generate presentations, build websites from designs, and perform complex research with autonomous sub-agents for enhanced efficiency. Handle large documents and detailed conversations with its extensive context window.

Autonomous sub-agent creation for parallel efficiencyCode, create, analyze, and build presentationsAutomate workflows with scheduled tasks and long-term memory
πŸ“Š Productivity
(4.9K)
freemium
7
AI Chat Assistant – ChatNow
AI Chat Assistant – ChatNow
AI Chat Assistant – ChatNow
Built on Gemini, GPT-5, 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
(138K)
free with in-app purchases
8
ChatGPT
ChatGPT
ChatGPT
Your everyday AI assistant
Free

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.

Image generation from textAdvanced voice conversationsPhoto upload and transcription
πŸ“Š Productivity
(9.2M)
free with in-app purchases
9
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
(2.1M)
free with in-app purchases
10
Microsoft Edge
Microsoft Edge
Microsoft Edge
Start here, get it done here
Free

This AI-powered browser integrates a personal assistant to enhance productivity. It helps summarize content, answer questions, and create images using advanced AI models. Customize your browsing with extensions and enjoy enhanced privacy and security features.

AI-powered browsing with CopilotSummarize articles, videos, and PDFsGenerate images with AI
πŸ”§ Utilities
(558K)
free with in-app purchases
11
Google Chrome
Google Chrome
Google Chrome
Fast & Secure, by Google
Free

This web browser offers fast and secure internet access, integrating Google Search and Lens for quick information retrieval. It provides robust security features like enhanced protection and password management, and syncs your data across devices for seamless browsing.

Fast and secure browsingGoogle Search and Lens integrationEnhanced protection mode
πŸ”§ Utilities
(3.7M)
free with in-app purchases
12
Chat 5.0: AI Plus, Open Bot
Chat 5.0: AI Plus, Open Bot
Chat 5.0: AI Plus, Open Bot
ChatBot & Picture Generator
Free

This app offers specialized AI experts for various tasks, from image creation and translation to cooking and fitness advice. It provides a secure, personalized experience with data encrypted and stored locally. Access advanced features through premium subscriptions.

Specialized AI experts (cooking, fitness, travel, etc.)AI image creation from text promptsAdvanced translation capabilities
πŸ“Š Productivity
(163)
freemium
13
Chatbot AI Assistant - Genie
Chatbot AI Assistant - Genie
Chatbot AI Assistant - Genie
AI Chat, Video & Image Maker
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
(199K)
free with in-app purchases
14
AI Chat 4.6 - Assistant Bot
AI Chat 4.6 - Assistant Bot
AI Chat 4.6 - Assistant Bot
Chat Bot & Image Generator
Free

This AI-powered assistant helps you write, translate, and create visuals using advanced models. It offers specialized assistants for various tasks, document analysis, and text polishing to enhance productivity and creativity.

Chat with intelligent AI modelsGenerate images from text descriptionsAccess specialized AI assistants
πŸ“Š Productivity
(189)
free with in-app purchases
15
AI Image Generator - Flair
AI Image Generator - Flair
AI Image Generator - Flair
A.I. Art, Headshot & Painting
Free

Transform text into stunning visual art and edit images with advanced AI tools. Create unique variants, restore old photos, generate AI headshots, and remove backgrounds effortlessly.

Text-to-image generationAI-powered image editingGenerate image variants
🎨 Graphics & Design
(56)
freemium
16
ChatCL Chinese AI
ChatCL Chinese AI
ChatCL Chinese AI
Smart Model
Free

An AI-powered assistant for generating creative ideas, editing images with text prompts, and translating languages. It offers multi-conversation support and saves your chat history for easy review.

AI Image EditingMulti-Conversation SupportConversation History
πŸ”§ Utilities
(5)
subscription
17
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

This app offers a versatile AI assistant powered by advanced models like GPT-5.4 and Gemini 3.1 Pro. It excels at generating text, images, translations, and personalized plans for travel, fitness, and meals. Seamlessly switch between models for optimal results in everyday tasks, creativity, and learning.

Multiple leading AI modelsAI Chatbot for intelligent answersText and content generation
πŸ“Š Productivity
(1.9K)
freemium
18
Google
Google
Google
Search with AI, Images & Text
Free

This app provides a comprehensive search experience, integrating AI for quick answers and personalized content. It allows you to search using images, voice, or text, and offers features like song identification and real-time translation.

AI Overviews for quick answersImage search with LensHum to Search for song identification
πŸ”§ Utilities
(4.9M)
free with in-app purchases
19
3e Scène avec Opéra de Paris
3e Scène avec Opéra de Paris
3e Scène avec Opéra de Paris
by OpΓ©ra national de Paris
Free

Explore digital creations and artistic experiments related to opera, music, and dance. This app offers an immersive virtual experience and keeps you updated on new artistic publications.

Virtual immersive experienceDigital creation showcaseArtistic experimentation
🎬 Entertainment
(1)
free
20
TestFlight
TestFlight
TestFlight
Beta testing made simple
Free

Easily test pre-release versions of apps and App Clips. Provide feedback to developers before public launch. Receive invites via email or public link.

Test beta app versionsTest App ClipsSubmit feedback
πŸ› οΈ Developer Tools
(788K)
free

FAQ about Claude 3 Opus

What are the best claude 3 opus apps for iPhone?
Claude by Anthropic tops our claude 3 opus apps ranking as of July 2026, with a 4.7-star average from 217K App Store ratings, and it's free to download.
Yes β€” 20 of the top claude 3 opus apps we rank are free to download, including Claude by Anthropic and ChatPlus: AI Chatbot Assistant.
Claude by Anthropic has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 45+ claude 3 opus apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Claude is an AI assistant designed to help users with a variety of tasks including writing, research, coding, and problem-solving. It can refine text, debug code, analyze data, and even interpret visual content like images and PDFs.
Key features include AI writing assistance for polishing content, AI coding support for development tasks, research capabilities with web search and data insights, and visual analysis of uploaded files. It also offers voice dictation for hands-free interaction and can integrate with Google Drive, Gmail, and Calendar.