Folio turns your EPUB and PDF library into a beautiful, personal reading experience — with highlights that come back to you.
You have 4 highlights to review today
No clutter, no distractions — just the tools that make reading deeper and more rewarding.
Import and read any EPUB or PDF from your device. Your entire library, beautifully organized in one place.
Mark passages with meaning. Use colors and tags to organize insights by theme, emotion, or importance.
Ollie uses spaced repetition to resurface your best highlights — so you never forget what moved you.
Send highlights to Markdown, CSV, or Notion. Your notes belong to you, always.
Browse thousands of free classics from Project Gutenberg. Download and read — right inside the app.
Track your reading streaks, session history, and progress. See how your habit grows over time.
Drop in any EPUB or PDF, or browse free classics from the built-in catalog. Your library, instantly.
Select any passage and save it with a color and optional note. Build your personal collection of insights.
Each day, Ollie brings back your highlights using spaced repetition. The more you review, the more you retain.
Your wise reading owl who lives inside Folio. Ollie tracks your highlights and brings them back at just the right time — using science-backed spaced repetition.
No subscriptions, no recurring fees. Pay once, get every premium feature for life.
30-day money-back guarantee via the App Store
Join thousands of readers who use Folio to build a lasting relationship with the books they love.
Download on the App Store