Spaced Repetition Tracker

What Spaced Repetition Tracker is

Spaced Repetition Tracker is an iOS and macOS study app that logs sessions, rates recall difficulty, and schedules future reviews. Its SM-2 scheduling adapts timing to ratings of Easy, Good, Hard, or Extremely Hard; users can also choose fixed intervals or predefined and custom review plans. Coursework can be arranged into subjects, groups, and topics, with separate tracking for multiple subjects. Review tools include a queue, visual timeline, calendar, session history, reminders, and iOS widgets. The app can schedule topics studied through textbooks, lectures, question banks, notes, videos, cases, and flashcards. Review events can be added to Apple Calendar and Google Calendar. The free tier allows up to two subjects with six topics each and unlimited sessions. Paid options are Monthly at $5.99 a month, Yearly at $29.99 a year, Unlimited Access at $49.99, paid once, and Unlimited Access (Family) at $34.99, paid once. User data is stored locally and synced through Apple’s iCloud CloudKit private database, and is not shared with third parties or external services. RevenueCat processes subscription status, purchase history, and transaction information using anonymous identifiers.