Master Any Subject Faster with Spaced Repetition
Effortlessly create & study flashcards. Our free, science-backed spaced repetition system helps you learn faster and forget less. Syncs across web, iOS & Android, even offline.

How It Works in 3 Simple Steps
Create or Find Cards
Make your own flashcards, import existing ones, or browse pre-made sets.
Study Smart with SRS
Our spaced repetition system optimizes your review schedule for maximum retention.
Track Progress & Master
See what you've learned and focus on areas needing more review.
Why Choose Flashcards World?
Proven Spaced Repetition
Learn 2x faster and retain knowledge longer with our adaptive, science-backed spaced repetition algorithm.
Multiple Study Modes
Master material with Flashcards, Multiple Choice Quizzes, and Writing Practice modes.
Create or Discover Sets
Easily create your own flashcards, import sets, or choose from thousands of pre-made sets.
Works Offline
Study anytime, anywhere. Your flashcards are automatically synced and available offline.
Perfect for Teaching
Easily share your flashcard sets with students or collaborate with study partners.
Study Anywhere
Seamlessly switch between web, iOS, and Android. Your learning progress syncs automatically across all devices.
Trusted by Learners Worldwide
Start Learning Today
Explore thousands of ready-made flashcard sets or create your own. Start mastering your subjects today with our effective study tools.