About this app

Katana is a calm daily OS. Plan the day. Do the next thing. Share your wins — only if you want to. TODAY One next step, capture, evening close, and a weekly review. Your day stays on this iPhone unless you choose Together. ASK A day guide that knows your plate and can draft actions. Free includes the loop. Katana Plus adds extra Ask depth. TOGETHER (optional) Friends, a feed, shared plans, and Circles. Local-first: private life stays on the device. PLUS (optional) Accountability pack: deeper Ask, Circle challenges, meal AI, extra templates, and proactive nudges. Auto-renewable. Manage in iPhone Settings → Apple ID → Subscriptions. Katana is not medical advice. Health logging is for your own tracking. Terms of Use: https://www.katanapersonal.app/terms Privacy Policy: https://www.katanapersonal.app/privacy