Save time in creating flashcards in one click from text highlights. We use OpenAI's GPT-3 to automate this tedious process. Review them with our spaced repetition algorithm or sync them to Anki.
Your Knowledge and Brain - Organized
Manage and save for later all your PDFs, EPUBs, and web pages in one place. Use tags, reading progress, and detailed document information to stay on top of your reading.
This is reading on steroids
Use the integrated reader to actively read, highlight, take notes, connect thoughts, and track progress with pagemarks. Build your detailed knowledge base with granular highlight tagging, and flashcards, directly from text highlights.
Web content captured in one click
Use the Polar Chrome extension to save web pages in your repository.
Remember forever what's important.
Review your annotations and flashcards directly in Polar using our spaced repetition algorithms.
Sync Your Flashcards To Anki
Use your favorite open-source flashcard tool along with Polar. One click and all your Polar flashcards are synced to Anki.
Track your progress automatically. Commit to a daily number of pages to read or flashcards to review.
Light or Dark - you choose
Look, we get it - some people prefer dark mode, some light mode, We even internally are split on it. So we build both options for you to choose.
The PDF is adjusted to your choice - if you choose dark mode, your PDFs automatically convert to a dark background.