Free AI Tools for Education

2026-09-26: Official page calls this an AI-powered questions generator and shows a $0 Free plan with unlimited generations.

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2026-09-26: The official Thinking Toolbox publicly presents its 100 AI-written mental models, cognitive biases and frameworks with accessible sample entries and no paywall for using the listed library.

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Official landing page describes the plant-identification service as fast and free; card requirement is not stated.

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Official newsletter signup offers free access; recurring email newsletter has no card payment requirement.

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The current official Free plan is $0 and includes five meeting transcripts per month with summaries, transcription, search, and a personalized meeting coach.

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Official Kahoot! plans confirm Kahoot! Go is a free plan for teachers with tools for creating lessons and tracking progress.

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Official pricing offers Piano Marvel Free at $0 with more than 150 songs, performance feedback and scoring, 200 lesson exercises, and video lessons.

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Official pricing lists a free plan with 80+ AI tools and no credit card required; the homepage describes generating education content with those tools.

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Official pricing lists a free-forever Basic plan with five article browses per day and 50 API requests per month plus research and summarization capabilities. Reviewed 2026-09-26.

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The official Cheetah repository publishes the AI coding-assistant project for local use without a recurring product subscription.

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Gliglish's official help page says the free version provides speaking time every day, and its official homepage identifies the speaking practice as ChatGPT-powered AI; this is a recurring free allowance.

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Official pricing labels the $0 plan Free forever and includes unlimited essays, core drafting, and 10 AI messages per month.

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The official TruthfulQA repository publishes the benchmark data and evaluation code as an openly accessible research resource that can be reused locally without a recurring fee.

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Google's first-party Semantris page identifies it as a word-association game powered by machine learning; the browser experience is offered as a public research game without a paid-plan gate.

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The official public repository publishes the Stable Diffusion video-generation code for ongoing self-hosted use rather than metered credits or a time-limited trial.

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EssayGrader's official pricing page explicitly includes 50 free AI essay gradings each month, a recurring monthly allowance for its listed grading feature.

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Khan Academy’s official Khan Labs page links to free signup for Khanmigo teacher tools, including AI-assisted lesson planning, quizzes, and rubrics; these tools are offered free to teachers.

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