Revise smarter.
Grade up with Otto.
Notes, flashcards, 600+ real past papers marked instantly and your own AI tutor, built like a game so you actually come back tomorrow.
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Notes for every chapter
194 chapters across 10 subjects, with diagrams, worked examples and the exact phrases examiners want.
600+ real past papers
Answer on screen with a timer. Get marked instantly, see the mark scheme, and learn where you lose marks.
Topical tests
A quick test on any chapter, marked like the real exam, so you know what you actually know.
Flashcards that stick
Spaced repetition and quick-fire quiz mode with combos. Cards you miss come back sooner.
Streaks, quests and leagues
Daily quests, weekly leagues with friends, and Otto cheering you on. Studying, but make it a game.
Simple plans
Every new student gets 14 days of everything. After that, studying stays free.
Free
Everything you need to study
- Notes for every chapter, all subjects
- Flashcards with spaced repetition
- Daily quests, streaks, leagues and friends
- Reminders that keep you on track
Plus
Most popularPractise like the real exam
- Everything in Free
- Topical tests, marked instantly
- 600+ interactive past papers with mark schemes
- Timed exam mode, weak-topic insights, challenges
Pro
Your own AI tutor
- Everything in Plus
- AI tutor that explains any page or question
- Personal study coach
- Turn your own notes and slides into revision
See how they’re really doing
Follow your children or students: streaks, study time, test and past-paper scores, weak topics and days to exams, all on one dashboard. Parents can also set daily goals and subjects.