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Best AI Search Engine Apps

248+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated September 2026

From beginner-friendly picks to power-user tools, our ai search engine list covers 248+ 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★ (504K)NoYesSep 2026
2Google GeminiGoogle GeminiFree4.7★ (2.2M)NoYesSep 2026
3Grok AIGrok AIFree4.9★ (1.4M)NoYesSep 2026
4ChatGPTChatGPTFree4.8★ (10M)YesYesSep 2026
5Claude by AnthropicClaude by AnthropicFree4.7★ (256K)NoYesSep 2026
6Opera Browser with VPNOpera Browser with VPNFree4.7★ (257K)YesNoSep 2026
7Openchat: AI Chatbot CopilotOpenchat: AI Chatbot CopilotFree4.7★ (4.4K)YesYesSep 2026
8Microsoft Bing SearchMicrosoft Bing SearchFree4.7★ (295K)YesNoSep 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😊(504K 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
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
Google Gemini screenshot 1
Google Gemini screenshot 2
Google Gemini screenshot 3
Google Gemini screenshot 4
Google Gemini screenshot 5
Google Gemini screenshot 6

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 chat & video generation
Worth Considering
📊 Productivity
4.9😊(1.4M ratings)
FreeIn-App Purchases
#3in Productivity
Grok AI screenshot 1
Grok AI screenshot 2
Grok AI screenshot 3
Grok AI screenshot 4
Grok AI screenshot 5
Grok AI screenshot 6

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 504K 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 Google Gemini.
Perplexity - AI Search & Chat has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ ai search engine apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides accurate answers to any question, backed by sources and citations. It leverages advanced AI models for deep research, allows for conversational follow-ups, and includes an AI assistant for tasks like drafting emails and scheduling.
Key features include AI-powered search with cited sources, guided deep research, thread follow-ups for deeper understanding, an AI assistant for various tasks, voice search, and a personal library to curate discoveries.

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