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Steadfast
No ads. No account. Just fast.
Intermittent Fasting Timer
Track your fasts with a clean, distraction-free timer. Supports all popular schedules — 16:8, 18:6, 20:4, OMAD, and custom plans.
Weight & Water Tracking
Log your weight and daily water intake. Integrates with Apple Health so your data stays in sync.
100% Private & Offline
All data lives on your device. No analytics, no tracking SDKs, no account required. Your health data is yours alone.
iCloud Sync
Optionally sync across your devices with iCloud. Your data stays in your personal Apple account — we never see it.
Cognitive Core Technologies LLC