Apps people actually love using

A free spaced-repetition flashcard app powered by the FSRS algorithm. Create, import or discover decks and study with five modes across web, iOS and Android.

• FSRS spaced repetition for ~2× faster recall
• Import from Anki, Quizlet, CSV and Excel
• Offline study with cross-device sync

A browser-based GPS tool that shows your exact coordinates and address in seconds — save places, sketch routes and share your live location, with everything stored on your device.

• Precise coordinates in decimal or DMS
• Save places and export GPX, KML or GeoJSON
• Installable PWA that works offline

A calm, minimalist brain-training app. A few focused minutes a day train your working memory, attention and processing speed — offline and with no account required.

• Trains memory, attention and speed
• Calm, distraction-free daily sessions
• Works offline, no account needed