15,347 tools
Compare plans, free tiers and API access across thousands of AI tools — every fact carries its source and check date.
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Catalog
Free planResearch
Hemelion offers structured decision scans—Clarity for comparing two or three options (including job offers) and MindScan for testing repeating personal responses. Users see a free personalized preview, then can unlock a full report for a one-time $9.90 USD fee without subscription.
Free planWriting
Hemingway Editor is a writing clarity tool from Boondoggle Studio that highlights dense sentences, weak phrasing, and readability issues. The site promotes Hemingway Editor Classic plus free online grammar, paraphrasing, proofreading, and readability tools alongside the paid Hemingway Editor Plus upgrade.
Free planWriting
Hemingway Editor highlights dense sentences, adverbs, and passive voice so writing reads clearly. Hemingway Editor Plus adds AI grammar fixes, tone adjustments, and proofreading on top of the classic readability checker, with a two-week trial before paid Plus access.
Free trialWriting
Hemingway Editor Plus adds AI rewriting, advanced grammar fixes, tone and style controls, document review, synonym suggestions, and custom edit commands on top of classic readability highlights. The vendor offers a two-week free trial and publishes Individual and Team plans billed annually.
Free tier unknownCode
Hemlock provides force-annotated human demonstration data for physical AI using an EMG Bracelet and API. Teams can collect their own tasks or order Hemlock-collected datasets with finger-level force estimates beyond video alone.
Free tier unknownCode
Hemmelig.app lets users share secrets through encrypted messages that self-destruct after being read.
Free tier unknownVisual PKM
Heptabase is a visual thinking and research workspace that combines whiteboards, PDF annotation, and AI-assisted Q&A for learning projects. Paid Pro, Premium, and Premium+ plans unlock unlimited PDF parsing, larger AI credit pools, and deeper agent features.
Free tier unknownAssistant
Her Trip Planner is an AI travel planning platform focused on women travelers. It generates personalized itineraries, produces safety reports tailored to solo status and other profile factors, and links affiliate booking options for flights, hotels, and experiences.
Free tier unknownVideo
Hera is an AI motion designer that turns text prompts into polished, editable animations. Users can direct changes via prompts or fine-tune details, remix templates, and access an API for programmatic creation.
Free tier unknownAssistant
HeraHaven is a web AI companion app where users design virtual girlfriends or boyfriends, chat, generate images, and create videos. The experience includes anime and realistic personas plus an on-site generator, with age verification required before entering.
Free trialAI search visibility
Heralded.ai monitors how AI answer engines mention, recommend and describe a business. Its Command Center combines recurring prompt checks with agents that propose site corrections, draft missing pages and prepare outreach to cited sources, with approval before website changes and manual email sending.
Free to startResearch
Hercule AI is a deal intelligence platform for venture investors that automates startup research and due diligence. It aggregates documents and data sources, produces structured reports, and offers Copilot-style insight extraction on Starter and Professional per-user plans.
Free planCode
Herdr is an open-source agent runtime that keeps coding agents running in persistent terminals across machines and projects. It supports many agent CLIs, community plugins, and remote reconnection via install script on macOS, Linux, and Windows.
Free tier unknownImages
Herewe Studio is a web-based 3D creation stack for building spatial games and metaverse experiences without traditional heavy render engines. The Framer site describes Herewe 3D Studio modeling, a spatial template ecosystem, and Herewe.Space for placing assets in shared environments.
Free tier unknownResearch
Hermes 3 is an open frontier language model family from Nous Research emphasizing long context retention, multi-turn dialogue, roleplay, internal monologue, and agentic function calling. The model page situates Hermes 3 within Nous Research’s broader open-source Hermes and training releases.
Free planCode
Hermes Agent is Nous Research open-source, self-hosted AI agent with persistent memory, self-created skills, and a messaging gateway for Telegram, Discord, Slack, WhatsApp, Signal, email, and CLI. Users can install Hermes Desktop locally or optionally deploy hosted agents through Nous Portal.
Free planCode
Hermes IDE is a vendor-neutral desktop console for running multiple coding agents side by side with terminal-first workflows. Each task gets its own agent, terminal, and branch, with an inbox for approvals, turn-based review, and landing changes with undo across tools like Claude Code, Codex, Copilot, and custom commands.
Free to startAssistant
Hero (Hero Stuff) is a mobile AI listing assistant for resellers that turns photos into priced eBay and Facebook Marketplace listings. It scans items, suggests prices, writes descriptions, and supports bulk catalog imports for high-volume sellers.
Free planResearch
Herodot AI is a travel companion app that generates AI audio guides and self-guided tours in 20+ languages. Travelers snap photos of landmarks or art to unlock stories, use map-based audio routes, and access virtual museum tours from their phone.
Free tier unknownAssistant
HeroGPT on Hero.page is a prompt generator for ChatGPT, Midjourney, and similar tools. Users write prompts with variables, save them, and organize unlimited lists and spaces for reusable creative workflows.
Free tier unknownGame backend
Heroic Labs builds the Heroic Game Stack for multiplayer and live-service games, including open-source Nakama, Hiro meta-game systems, Satori LiveOps, and managed Heroic Cloud hosting. The company targets game studios that need scalable backend infrastructure and operational tooling.
Free tier unknownImages
Heroify is a blog that reviews and explains AI tools for 3D design and website workflows. Articles cover how neural networks can speed modeling and rendering tasks for designers evaluating practical AI adoption.
No free planCloud platform
Heroku is Salesforce’s cloud application platform for deploying, scaling, and operating web apps and workers without running your own servers. Teams use Git- and container-based deploys, managed data services, add-ons, and enterprise controls while Heroku handles runtime infrastructure.
No free planResearch
HeronAI is a decision intelligence platform for mid-market operators that connects ERP, CRM, production, and finance data into explainable dashboards and workflows. The Aimee assistant surfaces risks and opportunities while human data scientists support implementation.
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