Memorize anything, faster
Remember what you study instead of cramming and forgetting it. Swipe through a few quick reviews a day and watch the hard stuff finally stick.
- FSRS-6 scheduling
- AI card generation
- Streaks & heatmaps
Everything you need to learn effectively
Repetra combines proven learning science with modern technology to help you remember what you learn.
FSRS-6 smart scheduling
State-of-the-art spaced repetition that adapts to your memory and schedules each review at the optimal moment.
Swipe-to-grade study
Flip and grade cards with a single swipe. Study any deck in reverse mode when you want the extra challenge.
Ready-made community decks
Browse decks other learners have built and start studying in seconds — languages, science, trivia, and more.
AI card generation
Turn a prompt, a link, or a document into a full deck of flashcards. Available on Pro and Pro + AI.
Collaborate on decks
Co-edit decks with friends and share any deck with a link.
Hear every word
Native text-to-speech pronunciation on language cards, so you learn how it sounds — not just how it's spelled.
Three steps to remembering
Add your cards
Create your own decks, grab ready-made community decks, or let AI generate cards from a prompt, link, or document.
Swipe through reviews
A few minutes a day. Swipe right if you knew it, left if you didn’t. That’s the whole workflow.
Let FSRS-6 do the rest
The scheduler learns your memory and shows each card right before you’d forget it.
Designed for daily momentum
Free to start. Upgrade when you're serious.
Free
Everything you need to start
- Unlimited decks
- 20 reviews a day (+10 with ads)
- Community decks
- Streaks, heatmaps & daily goals
- Collaboration & sharing
Pro
For serious learners
- Everything in Free
- Unlimited reviews
- Ad-free
- 10 AI card saves a day
- Priority support
Pro + AI
Maximum learning power
- Everything in Pro
- Unlimited AI generation
- Priority AI processing
Prices are shown in the app and may vary by region. Cancel anytime.
Questions, answered
What is spaced repetition, and what is FSRS-6?
Spaced repetition is a learning technique that schedules reviews right before you're about to forget something, which is when reviewing strengthens memory the most. FSRS-6 is the state-of-the-art open scheduling algorithm Repetra uses: it models your personal memory from your review history and picks the optimal moment for every card.
Is Repetra free?
Yes. The free plan includes unlimited decks, community decks, collaboration, progress tracking, and 20 reviews a day (plus 10 more per watched ad). Pro removes the limits and ads, and Pro + AI adds unlimited AI card generation. Both paid plans start with a 7-day free trial.
Is Repetra available on Android?
Coming soon — the Android app is currently in closed testing on Google Play. It's available on the App Store today, and we'll announce the Google Play launch as soon as it's public.
How does AI card generation work?
Give Repetra a prompt, a link, or a document, and it generates ready-to-study flashcards with definitions and examples. You review and save the ones you want. Pro includes 10 AI card saves a day; Pro + AI makes it unlimited.
Can I cancel my free trial?
Yes, anytime. Subscriptions are billed through the App Store, so you can cancel from your device's subscription settings before the trial ends and you won't be charged.
Start remembering what you study
Download Repetra free and swipe through your first review in minutes. Pro comes with a 7-day free trial.