Best I3Ot Apps & Games

60+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated May 2026

With an average user rating of 4.5★, the i3ot category is one of the App Store's strongest. Browse all 60+ apps and games we track, sorted so the most loved ones surface first.

Compare top I3Ot Apps & Games (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Noteshelf 3: AI Digital NotesNoteshelf 3: AI Digital NotesFree4.6★ (6.5K)NoYesSep 2026
2Perplexity - AI Search & ChatPerplexity - AI Search & ChatFree4.8★ (501K)NoYesSep 2026
3Claude by AnthropicClaude by AnthropicFree4.7★ (254K)NoYesSep 2026
4Yi iotYi iotFree3.1★ (4.9K)YesYesSep 2026
5Bus Simulator : UltimateBus Simulator : UltimateFree4.5★ (209K)YesYesSep 2026
6Notability: AI Notes & PlannerNotability: AI Notes & PlannerFree4.8★ (455K)NoYesSep 2026
7Meitu AI Photo & Video EditorMeitu AI Photo & Video EditorFree4.8★ (79K)NoYesSep 2026
8Freenotes®: AI Notes TakingFreenotes®: AI Notes TakingFree4.7★ (59K)NoYesSep 2026

Top Picks for I3Ot

Noteshelf 3: AI Digital Notes#1

Noteshelf 3: AI Digital Notes by Fluid Touch Pte. Ltd.

Note Taking & PDF Annotation
Editor's Choice
📊 Productivity
4.6😐(6.5K ratings)
FreeIn-App Purchases
Noteshelf 3: AI Digital Notes screenshot 1
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Noteshelf 3: AI Digital Notes screenshot 3
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Noteshelf 3: AI Digital Notes screenshot 6

Create handwritten notes, annotate PDFs, and record audio with this app. It offers extensive customization for notebooks, a variety of writing tools, and AI-powered features for summarization and translation. Organize your thoughts and documents seamlessly.

What We Love

  • 🚀 Smooth handwriting experience
  • 📚 Versatile note-taking features
  • 🎨 Customizable templates and covers
  • 🔍 Accurate handwriting recognition
  • 💻 Seamless integration across devices
  • 🧠 Helpful AI-powered features

Room to Improve

  • 🐛 Frequent crashes and freezes
  • 🔄 Sync issues between devices
  • 🔒 Concerns about privacy and data security
  • 🔍 Unreliable search functionality
  • 🔧 Buggy or missing features from previous versions
  • 💰 Frustration with paid upgrades
Perplexity - AI Search & Chat#2

Perplexity - AI Search & Chat by Perplexity AI, Inc.

Ask. Research. Trusted Answers
Strong Contender
📊 Productivity
4.8😊(504K ratings)
FreeIn-App Purchases
#6in Productivity
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Perplexity - AI Search & Chat screenshot 6

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.

What We Love

  • 🚀 Saves time, fast and efficient
  • 🔍 Comprehensive and detailed answers
  • 📚 Provides sources and citations
  • 🤖 Excellent AI-powered search
  • 🧠 Helpful for research and learning
  • 🔢 Accurate mathematical and technical information
  • 🤝 Personalized and contextual responses

Room to Improve

  • 🐛 Occasional bugs and glitches
  • 🔒 Restrictions on VPN usage
  • 💰 Expensive subscription
  • 🤖 Inconsistent or biased responses
  • 🖥️ Subpar mobile app experience compared to web version
Claude by Anthropic#3

Claude by Anthropic by Anthropic PBC

AI assistant for life and work
Worth Considering
📊 Productivity
4.7😊(254K ratings)
FreeIn-App Purchases
#2in Productivity
Claude by Anthropic screenshot 1
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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

  • 🚀 Powerful and versatile AI assistant
  • 👍 Intuitive and easy to use interface
  • 💡 Innovative features like 'Projects'
  • 🤖 Intelligent and thoughtful responses
  • 📚 Comprehensive knowledge base
  • 🔍 Helpful for a wide range of tasks

Room to Improve

  • 🔒 Concerns about privacy and data usage
  • 🚫 Limitations on free usage and throttling
  • 🐛 Occasional bugs and crashes
  • 🙅‍♀️ Overly restrictive content policies
  • 🤖 Lack of true conversational abilities

More I3Ot apps to explore

FAQ about I3Ot

What are the best i3ot apps & games for iPhone?
Noteshelf 3: AI Digital Notes tops our i3ot apps & games ranking as of May 2026, with a 4.6-star average from 6.5K App Store ratings, and it's free to download.
Yes — 20 of the top i3ot apps & games we rank are free to download, including Noteshelf 3: AI Digital Notes and Perplexity - AI Search & Chat.
Noteshelf 3: AI Digital Notes has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 60+ i3ot apps & games on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Noteshelf 3 allows you to create beautiful handwritten notes, annotate and mark up PDFs, record audio notes, and leverage AI for tasks like summarization and translation. You can also personalize your notebooks with various templates and covers, and organize your notes efficiently.
The Noteshelf AI feature can effortlessly generate handwritten notes on any topic. It also offers powerful summarization capabilities for entire pages, translation of text into different languages, and explanations of complex terms, enhancing your productivity and understanding.