Spaced

Local-first, offline-capable flashcard PWA using the FSRS spaced-repetition algorithm.

Webfree

Spaced is a flashcard app built around the FSRS spaced-repetition algorithm, designed to work offline as an installable progressive web app on both desktop and mobile. It syncs review progress between devices and shows detailed statistics on learning progress. It's aimed at learners who want a fast, local-first flashcard experience without depending on a constant internet connection.

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Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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