AI app categories

Search & Research

Find it, and see where it came from.

560 tools · updated Oct 1, 2026

Search and research tools answer questions with sources instead of just links. This category spans AI search engines, deep-research agents, academic and patent search, and document Q&A over your own files. Citations are the whole product here — if you cannot click through and verify a claim, treat the answer as a draft.

Search & Research apps

560 reviewed tools

Ithy

Ask a research question, inspect sources and explore independent AI perspectives. Save, organize and export your articles.

Freemium, Free trial, Subscription

summry

Monitor focused topics across public sources and get concise updates with links to the evidence.

Free, Free trial, Subscription

AiToolsObserver

Observe AI tools, insights, and trends. Discover, compare, and track solutions through curated analysis, practical use cases, and industry intelligence.

SubmitWell

SubmitWell manually submits your startup to 100+ high-authority directories to boost SEO and traffic.

GoSearch

Unlocks enterprise knowledge with AI agents and federated search across 100+ apps

Directory Network

Discover high-quality niche and general directories with Directories.Best, your hub for curated online listings.

OKstays

Smart Hotel Search with AI - Find stays that actually match

Need4Padel

Where padel businesses find their suppliers

Submitted by author

PurrLearn

Free, bilingual (EN/中文) quiz practice for LSAT and GMAT-style logical reasoning, plus gamified courses on thinking traps.

Legal Experts Ai

Legal Experts AI connects you to vetted legal professionals through an innovative AI-powered marketplace for seamless.

LaunchDirectories.com

LaunchDirectories.com helps you submit to 100+ startup directories to boost visibility and build backlinks.

Free, Free Trial

HiCyou

HiCyou is an AI-driven open-source directory that auto-categorizes tools and generates insightful content for users.

Startup Listing

Discover and launch the latest startups and SaaS tools with curated comparisons and exclusive deals all in one place.

Grok

AI assistant with real-time knowledge and a witty personality.

Uncovr

Search multiple AI models simultaneously and compare their responses.

ChatGPT Atlas

AI-powered web browser that researches and navigates the internet for you.

Notebook LM

AI research assistant that transforms your documents into interactive knowledge.

Scira

AI-powered search engine with clean, instant answers.

Etsy AI Research Tool

The AI-powered Etsy research tool for keyword discovery, product trends, and SEO. Ask questions, get answers—no dashboards. Try 3 questions free.

SEO & AEO Platform

Maintouch is the only SEO & AI Search (AEO, GEO, AI SEO) platform that makes sure you show up wherever your customers look for answers.