Best AI Search Engine Apps

249+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated September 2026

From beginner-friendly picks to power-user tools, our ai search engine list covers 249+ iPhone apps updated through September 2026. Compare ratings, prices, and screenshots in one place.

Compare top AI Search Engine Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Perplexity - AI Search & ChatPerplexity - AI Search & ChatFree4.8★ (511K)NoYesOct 2026
2ChatGPTChatGPTFree4.8★ (11M)YesYesOct 2026
3Grok AIGrok AIFree4.9★ (1.5M)NoYesOct 2026
4Claude by AnthropicClaude by AnthropicFree4.7★ (273K)NoYesOct 2026
5Opera Browser with VPNOpera Browser with VPNFree4.7★ (258K)YesNoOct 2026
6Google GeminiGoogle GeminiFree4.7★ (2.3M)NoYesOct 2026
7Chataibot — AI ChatChataibot — AI ChatFree4.5★ (25)NoYesOct 2026
8AI DeepSearch & Search EngineAI DeepSearch & Search EngineFree5.0★ (1)NoYesSep 2026

Top Picks for AI Search Engine

Perplexity - AI Search & Chat#1

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

Ask. Research. Trusted Answers
Editor's Choice
📊 Productivity
4.8😊(511K ratings)
FreeIn-App Purchases
#6in Productivity
Perplexity - AI Search & Chat screenshot 1
Perplexity - AI Search & Chat screenshot 2
Perplexity - AI Search & Chat screenshot 3
Perplexity - AI Search & Chat screenshot 4
Perplexity - AI Search & Chat screenshot 5
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
ChatGPT#2

ChatGPT by OpenAI OpCo, LLC

Your everyday AI assistant
Strong Contender
📊 Productivity
4.8😊(11M ratings)
FreeAdsIn-App Purchases
#1in Productivity
ChatGPT screenshot 1
ChatGPT screenshot 2
ChatGPT screenshot 3
ChatGPT screenshot 4
ChatGPT screenshot 5
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

  • 🚀 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
Grok AI#3

Grok AI by X Corp.

AI assistant by SpaceXAI
Worth Considering
📊 Productivity
4.9😊(1.5M ratings)
FreeIn-App Purchases
#4in Productivity
Grok AI screenshot 1
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Grok AI screenshot 4
Grok AI screenshot 5

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 AI Search Engine apps to explore

FAQ about AI Search Engine

What are the best ai search engine apps for iPhone?
Perplexity - AI Search & Chat tops our ai search engine apps ranking as of September 2026, with a 4.8-star average from 511K App Store ratings, and it's free to download.
Yes — 20 of the top ai search engine apps we rank are free to download, including Perplexity - AI Search & Chat and ChatGPT.
Perplexity - AI Search & Chat has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ ai search engine apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

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