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Best Free AI Search Engine Apps

249+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated August 2026

Looking for free free ai search engine apps? 20 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Free AI Search Engine Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Perplexity - AI Search & ChatPerplexity - AI Search & ChatFree4.8★ (499K)NoYesAug 2026
2DuckDuckGo, optional Duck.aiDuckDuckGo, optional Duck.aiFree4.8★ (2.4M)NoYesAug 2026
3Meta AIMeta AIFree4.7★ (218K)YesYesAug 2026
4Grok AIGrok AIFree4.9★ (1.4M)NoYesAug 2026
5Claude by AnthropicClaude by AnthropicFree4.7★ (248K)NoYesAug 2026
6Microsoft Bing SearchMicrosoft Bing SearchFree4.7★ (294K)YesNoAug 2026
7ChatGPTChatGPTFree4.8★ (9.7M)YesYesAug 2026
8iAsk Ai - Ask AI (Unlimited)iAsk Ai - Ask AI (Unlimited)Free—YesNoAug 2026

Top Picks for Free 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😊(499K ratings)
FreeIn-App Purchases
#5in 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

Room to Improve

  • 🐛 Occasional bugs and glitches
  • 🔒 Restrictions on VPN usage
  • 💰 Expensive subscription
DuckDuckGo, optional Duck.ai#2

DuckDuckGo, optional Duck.ai by DuckDuckGo, Inc.

Search, Browser, VPN
Strong Contender
🔧 Utilities
4.8😊(2.4M ratings)
FreeIn-App Purchases
#14in Utilities
DuckDuckGo, optional Duck.ai screenshot 1
DuckDuckGo, optional Duck.ai screenshot 2
DuckDuckGo, optional Duck.ai screenshot 3
DuckDuckGo, optional Duck.ai screenshot 4
DuckDuckGo, optional Duck.ai screenshot 5
DuckDuckGo, optional Duck.ai screenshot 6

This app offers a private search engine and browser that blocks trackers and cookies by default. It includes AI chat features and optional tools like a VPN and email protection to safeguard your online activity and personal information.

What We Love

  • 🚀 Fast and efficient
  • 🔒 Excellent privacy protection
  • 👍 Clean and intuitive interface
  • 🔥 Effective ad and tracker blocking

Room to Improve

  • 🐛 Occasional crashes and glitches
  • 🔍 Slower page load times compared to other browsers
  • 🔍 Inconsistent search quality compared to Google
Meta AI#3

Meta AI by Meta Platforms, Inc.

Your personal AI assistant
Worth Considering
📊 Productivity
4.7😐(218K ratings)
FreeAds
#5in Productivity
Meta AI screenshot 1
Meta AI screenshot 2
Meta AI screenshot 3
Meta AI screenshot 4
Meta AI screenshot 5
Meta AI screenshot 6

Create immersive AI videos of yourself and your friends, or get personalized answers and inspiration. This app allows you to generate creative videos and images using advanced AI models, remix existing content, and interact with an AI assistant via voice or text. It also serves as a companion app for AI glasses.

What We Love

  • 🚀 Smooth and responsive
  • 👍 Stylish and innovative design
  • 🎥 Captures photos and videos well
  • 🎶 Good audio quality for music

Room to Improve

  • 🐛 Connectivity issues and frequent disconnections
  • 🔋 Poor battery life
  • 📥 Unreliable media import/download

More Free AI Search Engine apps to explore

4
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
📊 Productivity
(1.4M)
free with in-app purchases
5
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
📊 Productivity
(248K)
free with in-app purchases
6
Microsoft Bing Search
Microsoft Bing Search
Microsoft Bing Search
AI search & answer engine
Free

This app provides fast, AI-powered search results with curated answers and summaries. It helps users discover information more efficiently, explore topics deeper with suggested follow-ups, and create images from text. It also offers features like visual search, voice search, and rewards.

AI-powered search and curated answersImage creation from textVisual and voice search
📊 Productivity
(294K)
free with in-app purchases
7
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
📊 Productivity
(9.7M)
free with in-app purchases
8
iAsk Ai - Ask AI (Unlimited)
iAsk Ai - Ask AI (Unlimited)
iAsk Ai - Ask AI (Unlimited)
Ask AI Questions - AI Search
Free

This app acts as a free, unlimited AI-powered search engine. Ask any question and receive instant, always free responses. It's designed to provide generative AI answers for a wide range of queries.

Unlimited AI questionsInstant responsesAlways free
📊 Productivity
(0)
free with in-app purchases
9
Engines To Search
Engines To Search
Engines To Search
Ai & Search Engines Compare It
Free
$6.99 | 100% OFF

This app streamlines your search experience by allowing you to input queries once and send them to multiple AI and search engines simultaneously. It offers advanced filtering options and integrates with built-in and Safari browsers for quick result access.

Centralized search bar for multiple enginesStatic and dynamic search barsResults in built-in or Safari browser
📊 Productivity
(2)
free
10
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)
📊 Productivity
(2.2M)
free with in-app purchases
11
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
📊 Productivity
(327K)
free with in-app purchases
12
Deepsearch : AI Face Search
Deepsearch : AI Face Search
Deepsearch : AI Face Search
Seek & People Finder Deep
Free

This application offers a comprehensive people search and profile discovery tool powered by AI. It allows users to find public profiles, explore online presence, and utilize an intelligent AI chatbot for quick information retrieval. The app combines advanced search capabilities with AI assistance for a streamlined user experience.

AI-powered people searchProfile discovery toolsIntelligent AI Chatbot Assistant
🌟 Lifestyle
(7)
free with in-app purchases
13
Fetch - AI Search Engine
Fetch - AI Search Engine
Fetch - AI Search Engine
Loyal Free Speech AI Search
Free

This AI-powered search engine provides direct answers to your questions, offering facts, explanations, and product suggestions. It's designed for users seeking information beyond traditional search engines and offers strategy tips for games.

Direct AI answersFact and explanation retrievalProduct and service suggestions
🔧 Utilities
(1)
free
14
Ambitious Search
Ambitious Search
Ambitious Search
AI answers. Private browsing.
Free
🔧 Utilities
(0)
15
DeepTrace: AI Finder
DeepTrace: AI Finder
DeepTrace: AI Finder
Research, Find & Search Info
Free

This AI-powered tool helps users research and understand publicly available information about individuals. It organizes open-source data into structured insights, transforming broad queries into clear summaries for easier comprehension.

AI Public Search EngineInstant Search ResultsSearch by Categories
🔧 Utilities
(3)
subscription
16
Customize Search Engine
Customize Search Engine
Customize Search Engine
Search Smarter, Explore Deeper
Free
$0.99 | 100% OFF

This Safari extension lets you customize your default search engine and settings. Easily switch between preferred search engines, including AI assistants, and modify options like hiding AI Overviews or changing language. It offers quick search shortcuts and emoji search functionality.

Customize default search engineUse custom search engines in Private BrowseQuick search with keywords
🔧 Utilities
(60)
free
17
AI Video&AI Photo Maker-Vireal
AI Video&AI Photo Maker-Vireal
AI Video&AI Photo Maker-Vireal
AI video generator. fast&easy.
Free

Transform text prompts and static photos into stunning AI videos and artwork. Create cinematic animations, edit images with text commands, and upscale low-resolution photos. Perfect for social media content, marketing, and digital art.

Text to Video generationImage to Video animationAI Image Studio (Text-to-Image)
📷 Photo & Video
(1)
free with in-app purchases
18
DeepFinder: AI Profile Search
DeepFinder: AI Profile Search
DeepFinder: AI Profile Search
People Finder,AI Search Engine
Free
🔧 Utilities
(0)
19
Chat GT: General AI Assistant
Chat GT: General AI Assistant
Chat GT: General AI Assistant
All-in-one Top AI LLM Models
Free
📊 Productivity
(0)
20
Smart Search & Web Browser
Smart Search & Web Browser
Smart Search & Web Browser
Fast Browser with AdBlock & AI
Free

This app offers a streamlined web browsing experience with enhanced search capabilities. It features rapid switching between search engines, ad blocking, and AI integration for efficient information retrieval. Customize your view with themes and personalized news feeds.

Fast switching between search sourcesAI integration (ChatGPT)Ad blocking and data saving
📊 Productivity
(12K)
free with in-app purchases

FAQ about Free AI Search Engine

What are the best free ai search engine apps for iPhone?
Perplexity - AI Search & Chat tops our free ai search engine apps ranking as of August 2026, with a 4.8-star average from 499K App Store ratings, and it's free to download.
Perplexity - AI Search & Chat has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ free ai search engine apps on the iOS App Store as of August 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.