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Master Anything withSmart Flashcards

Stop forgetting what you learn. Our algorithm tells you exactly what to study and when—so you spend minutes, not hours.

Front
What is spaced repetition?
Answer
A learning technique that increases intervals between reviews as you master material.

Learn faster with less effort

Science-backed tools that cut your study time while boosting retention.

Perfect Timing

See cards right before you'd forget them. No wasted reviews. Study smarter, not harder.

Instant Flashcards

Paste a link. Get flashcards. Start learning in under a minute from YouTube, PDFs, Anki, or CSV.

Find Any Card

Instantly search across all your flashcards. Find exactly what you need, even with hundreds of cards.

Learn Together

Browse public decks, share your own, and benefit from a growing community of learners.

AI-Powered

Turn Any Content into Flashcards

Paste a YouTube URL or upload a PDF. Our AI extracts key concepts and creates study-ready flashcards in seconds. No more manual card creation.

YouTube videos with timestamps
PDF documents
Anki deck migration
CSV import
YouTube Import
Paste any video URL
https://youtube.com/watch?v=...
Generates ~15 cards
Generate Cards
Review Schedule
Today
12
Tomorrow
8
In 3 days
15
In 1 week
23
In 2 weeks
31
Science-Based

Learn More in Less Time

Based on the proven SM-2 algorithm. Study cards right before you forget them for maximum retention with minimum effort.

Adaptive scheduling
3 learning styles
Study streaks
Progress tracking
Community

Learn from the Community

Browse decks shared by other learners. Clone what you need and start studying immediately. Share your own decks to help others learn.

One-click clone
Organized collections
Search and filter
Share publicly
Arabic Vocabulary
450 cards
234 clones
this month
Medical Terminology
820 cards
189 clones
this month
JavaScript Basics
156 cards
567 clones
this month

How it works

Get started in minutes. No complicated setup required.

1

Create or Import

Add your own flashcards manually, or import from YouTube videos, PDFs, Anki decks, or CSV files.

2

Study Daily

Review cards with our smart scheduling algorithm. Just 10-15 minutes a day is all you need.

3

Master Anything

Track your progress with detailed analytics and watch your knowledge grow over time.

Ready to Start Learning?

Most people overstudy and still forget. Sift fixes that.