Free AI Tools
637 AI tools you can use for free, organized by use case and labeled fully free or free plan.
8 free tools
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GreatFrontEnd911.5K monthly visitsNavigate front end interviews with ease
Free plan
StudyX310K monthly visitsFree all-in-one AI study platform for homework help, notes, flashcards, quizzes, and exam prep across 50+ subjects.
Free plan · upgrade $9.99/mo
Eduaide.Ai89.6K monthly visitsAI teaching assistant for creating lesson plans, assessments, and instructional content.
Free plan
AI Tutor76K monthly visitsAI tutoring platform with personalized learning assistance across subjects.
Free plan
Paradigm18.1K monthly visitsA School of One. Personalized AI tutor that invents a learning route for any goal.
Free plan
TeachQuill12K monthly visitsFree-to-start AI tools that help K–12 and college teachers draft lesson plans, worksheets, quizzes, and IEP support.
Free plan · upgrade $15/mo
QuizGen59 monthly visitsAI practice quiz generator to convert study notes, text passages, and PDFs into test questions.
Free plan
ConceptDiagram54 monthly visitsAI diagram generator that turns any concept into clear, labeled concept maps, flowcharts, mind maps, and science diagrams.
Free planFAQ
Every tool here can be used without paying. Tools marked “Fully free” have no paid plan; tools with a free plan let you start for free and pay only for more usage or features.
“Fully free” means every feature is free. “Free plan” means there is a free tier with limits and a paid upgrade; the card shows the cheapest monthly upgrade when the tool publishes one.
Common limits are a daily or monthly usage quota, lower output quality or resolution, watermarks, and fewer advanced features. Check each tool’s pricing page for the exact terms.
Yes. Open-source tools publish their code, so you can run them on your own machine or server, usually at no cost beyond your own hardware.