Learn smarter,
remember more
Brainy is an active learning app that combines notebook-style notes, flashcards, and the FSRS spaced repetition algorithm — so what you study actually sticks.
Spaced Repetition
FSRS algorithm schedules reviews at the perfect moment to maximize long-term retention.
Notebook + Flashcards
Write notes and create flashcards, cloze deletions, and true/false cards in one place.
AI Assistant
Generate flashcards from PDFs and documents instantly, or ask questions about your content.
Cloud Sync & Backups
Your data stays in sync across devices with automatic periodic backups for peace of mind.
Open Source
Brainy is fully open source. Inspect the code, contribute, or build on top of it on GitHub.
Cross-Platform
Available on Windows, macOS, and Linux today — with iOS and Android support coming soon.
Get in touch
Join the community, ask questions, or report a bug.