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Common questions
PDFs, slides, documents, web links, YouTube and other videos, lecture recordings, images and your own notes. ClassFactor reads it and builds study material grounded in it.
Every card is scheduled with FSRS and comes back right before you’d forget it. Just study the daily queue — ClassFactor tracks your mastery per topic.
Free includes 25,000 credits to start, timed exams up to 20 questions, the AI Tutor and spaced repetition. Pro ($20/month, or $120/year) adds 100,000 credits a month, exams up to 100 questions, USMLE, MCAT and NCLEX question styles, the voice tutor, Listen, image occlusion, advanced AI models, and credit top-ups that never expire.
Yes — on the web, iOS and Android, with everything kept in sync.
Any time, from your billing settings. Changes take effect at the end of your billing period and you keep access until then.
The brand is spelled ClassFactor — one word. Some students search for it as “Class Factor,” and both refer to the same study platform.
Yes. Your material is encrypted in transit, never sold, never used to train AI, and always yours to export or delete. See our privacy policy for details.
Signed in, the full Help Center and your tickets live inside the app.
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