Fasting timer
Choose a fasting style, start the countdown, and keep a clear view of remaining time and progress.
SimpleFastiOS fasting and eating window tracker
SimpleFast
A calm fasting timer for people who want structure without accounts, feeds, or complicated dashboards. Track fasting windows, eating windows, history, and reminders from your iPhone.
Overnight16:820:4OMAD24-Hour36-HourCustom
Built around the iOS app
SimpleFast focuses on one job: helping you keep track of fasting and eating windows with clear timers, gentle context, and local device storage.
Eating windows
After a completed fast, optionally track an eating window with its own timer and reminder.
History and reflections
Review completed fasts, eating windows, hunger level, mood, and short notes stored on your device.
Local notifications
Use on-device reminders for fast completion, eating window completion, and window end warnings.