Flippi
Spaced-repetition flashcards
About
This app uses a proven spaced-repetition algorithm to help you remember what you learn. Create flashcard decks and study efficiently, with adaptive scheduling that brings cards back just before you forget them. Track your progress and sync across devices with an optional free account.
What's New in Flippi
1.0.4
October 1, 2026
Maintenance update: stability improvements and updated internals. No changes to your decks or review schedule.
Developer apps
FAQ
How does Flippi's spaced repetition work?
Flippi uses the SM-2 algorithm to schedule cards for review at optimal times. You rate cards as Again, Hard, Good, or Easy, and the app automatically adjusts the next review date to maximize retention.
What is the 10-minute relearning step in Flippi?
If you miss a card during review, Flippi offers a 10-minute relearning session for that card within the same study session to reinforce the information.
Can I practice decks in Flippi without affecting my schedule?
Yes, Flippi includes a Practice mode that allows you to drill any deck without impacting the spaced repetition schedule for your cards.
How can I track my progress in Flippi?
Flippi provides progress tracking features, including your daily streak, the number of cards due for review, and a 14-day review chart to visualize your learning consistency.
Do I need an account to use Flippi?
No, you can start using Flippi instantly as a guest without creating an account. A free account can be created later to back up decks and sync across devices.
Does Flippi have ads?
No, Flippi is ad-free and does not track your data. Your flashcard content is private and belongs to you.
What devices does Flippi support?
Flippi is currently available for iPhone and iPod devices.
How often is Flippi updated?
Flippi was last updated on July 26, 2026, with version 1.0.3. This indicates recent development and ongoing support.
