Harken
Spaced repetition flashcard app that makes remembering easy
竞品与替代品
Show HN: PaperMono, e-ink fridge magnet shopping list with mobile web page
Fridge magnet shopping list on an M5Stack PaperMono (ESP32-S3, e-ink touchscreen), synced with a phone web app over Wi-…
Harken Chrome Extension
Smart flashcard app using spaced repetition and active recall for easy memorization.
Memozora
Free online flashcard maker with spaced repetition, dictionaries, and text-to-speech.
Carden
Science-based flashcard app with spaced repetition
Vocabcubed
AI flashcard app for learning vocabulary in 15+ languages with spaced repetition.