Learning Japanese
Offline kana & kanji studyMaster hiragana, katakana and kanji at your own pace with bundled audio, stroke guides and quizzes that track your weak characters.
♥♥♥ Independent cozy software
Little apps, big cozy energy. We build small, offline-first tools that respect your time and your data. No accounts, no sign-ups, no nagging, just apps that feel like home.
Do one thing really well, work offline, and stay out of your way.
Master hiragana, katakana and kanji at your own pace with bundled audio, stroke guides and quizzes that track your weak characters.
Tame your ever-growing backlog. Track what you're playing, what you've finished, and what's waiting, with stats that make the grind feel good.
A tiny independent studio with a soft spot for calm, useful software.
Hiya! We're Cozy Platypus, a one-person studio building small tools for everyday life. Everything starts with a simple question: does this make your day feel a little calmer?
Our apps are handcrafted, offline-first and deliberately small. No feeds, no upsells, no dark patterns, just the features you actually use, wrapped in something warm.
Pick an app and make yourself at home. Both are free, portable and happy to work without a connection.