Lumist vs Khan Academy
Khan Academy teaches the SAT skill by skill, for free. Lumist puts lessons, full-length tests and a tutor who talks you through each step in one app.
Updated Nov 5, 2026
At a glance
| Lumist | Khan Academy | |
|---|---|---|
| Price | Free plan. Premium $49/month | Free. Khanmigo AI tutor $4/month or $44/year |
| Lessons | YesVoice lessons with Lumi | YesSAT Math (127 skills) and Reading and Writing (47 skills) |
| Full-length practice tests | YesIn the app; a free 22-question mock test needs no account | NoMoved to College Board's Bluebook |
| AI tutor | YesLumi explains out loud and draws on a board | YesKhanmigo, paid, US residents 18+ or via a parent |
| Progress | Score on every test, error bank, AI study plan | Mastery level for each skill |
| Free live help | No | YesSchoolhouse.world bootcamps, linked from Khan |
| Phone app | YesiOS, Android and web | NoSAT prep on the website only |
| Vietnamese | Yes | NoSAT courses in English only |
Prices outside Vietnam
Khan Academy or Lumist
Where Khan Academy is the better choice
- Completely free SAT courses
- Khan says it is still College Board's official partner
- Units from foundations up to the hardest questions
- Teacher tools for classes
Where Lumist is the better choice
- Full-length timed tests in the same app
- A tutor that explains out loud and asks you to try
- English or Vietnamese
- Apps for iPhone and Android
Questions
Is Khan Academy still official SAT prep?
Khan Academy says it is still College Board's official partner. Its original Official SAT Prep product was retired and replaced by two free courses, SAT Math and SAT Reading and Writing. Full-length practice tests are now in College Board's Bluebook app.
Does Khan Academy have full-length SAT practice tests?
No. Khan Academy sends students to Bluebook for full-length tests. Lumist has full-length tests in the app, plus a free 22-question mock test you can take without an account.
Is Khanmigo available outside the US?
Khanmigo's learner and parent plans ($4 a month or $44 a year) require living in the United States and a US billing address. Lumi, Lumist's tutor, works wherever you are.
Is Lumist free?
Lumist has a free plan and a free 22-question mock test you can take without an account. Premium is $49 a month and adds 600 voice minutes with Lumi each month.
Can I use both?
Yes. Learn a skill on Khan Academy or with Lumi, then practice it and take full-length tests in Lumist.
Try the test, then decide
22 questions, timed, with your score at the end. No account needed.
Take the free practice test
Sources (9)Checked Nov 5, 2026
- Khan Academy: Official SAT Prep
- Khan Academy Help Center: preparing for the Digital SAT on Khan Academy
- Khan Academy: SAT Math course
- Khan Academy: SAT Reading and Writing course
- Khanmigo pricing
- Khanmigo for learners (eligibility, voice)
- Khan Academy SAT Math course in Vietnamese (not translated)
- Khan Academy on the App Store
- Schoolhouse.world SAT Bootcamp