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Khan Academy vs Brilliant: catalog facts
Khan Academy	Brilliant
Free Free to use, funded by donations to the nonprofit.	Freemium Free to get started, with paid access for the full program.
Android, Web	Android, iOS, Web
Free lessons and practice across many subjects Tools for teachers to assign work and track progress	Visual, interactive lessons instead of video lectures AI tutor that guides with hints rather than giving answers
Signing up is needed to track progress Follows a mostly school-style curriculum	Full access requires a paid plan Focused on math and coding topics
Downloadable app, Web application	Downloadable app, Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.