Adaptive AI
Quizzes that hunt your weak spots.
Every answer recalibrates your study plan. RecallOS spends more time on what you keep missing, less on what you've already mastered.
Live mastery example — Bio 201
Krebs cycle inputs/outputs92% · +8%
Electron transport chain76% · +12%
Glycolysis regulation58% · +4%
ATP synthase mechanism41% · −2%
Spaced repetition
Topics resurface right before you'd forget them.
Difficulty scaling
Questions get harder as your mastery climbs.
Weak-topic priority
Daily plan focuses 70% on your bottom 3 topics.