Knowt
Best AI study tool for free and unlimited access.
At a glance
Starts at
Free trial available
Price as published by the vendor, September 2026.
Free tier
Yes
Platforms
Web, iOS, Android
Best for
Students, teachers, and educators
Not for
Individuals needing personalized tutoring
4.0 out of 5
Scored by a Toolio reviewer after real useOur verdict
Knowt excels with a wide array of features but can be overwhelming without a premium subscription. Best suited for those who need comprehensive tools immediately.
✓What it does well
AI Study ToolsInstantly create notes, flashcards, quizzes, and games from lectures or PDFs.
Free VersionOffers unlimited learn mode for free users.
AI Lecture NotetakerConvert recorded lectures into detailed notes, flashcards, quizzes, and games.
✕Where it falls short
Lacks Paid FeaturesLimited access to advanced features without a premium subscription.
No Individual TutoringDoes not offer personalized one-on-one tutoring sessions.
Mobile App OnlyOnly available as an app, no desktop version for those who prefer web access.
Key features
Voice Tutoring & PodcastsKai can quiz you out loud or make a podcast on anything uploaded.
AI PDF SummarizerTurn long readings into study guides with active recall methods.
AP, ACT & SAT PrepCreate personalized schedules and access unlimited practice exams for standardized tests.
Mobile OptimizationDesigned for mobile devices only.