Fast. Track. Thrive.
A simple, private intermittent fasting tracker. Time your fasts, understand your fasting zones, and build lasting streaks. All in one beautiful, secure place.
Start and stop a fast on 14:10, 16:8, 18:6, or 20:4 schedules, and toggle between elapsed and remaining time at a glance.
See exactly what's happening in your body as you move through the fed state, fat burning, ketosis, and deep ketosis zones.
Your data is always safe, secure, and available on your favorite Apple devices, including your Apple Watch.
Earn achievement badges for streaks, fast counts, and goal milestones, and track your progress on a dedicated Achievements screen.
Works on iPhone and Apple Watch, no account needed. Encrypted on your iCloud. No data collected by us.
We are committed to your privacy. We collect zero data. Period!
You can download the app and start using it immediately. No account creation or email address required.
Your fasting history and information are processed and stored locally on your device and never leave your control.
Between uses iCloud to keep your fasting history, notes, and settings secure and automatically synced across your iPhone, Apple Watch, and other Apple devices. Your data is never shared or sold.