BioState

Don't just track time. See exactly when your body enters Ketosis, Autophagy, and Deep Reset modes. Know what's happening inside.

Visualize your progress with calculated Average Fast times. Filter by date range to see how you performed this week, month, or year.

Log your mood (🔥 Great, 😐 Okay, 😫 Hard) and add personal notes to every fast. Learn what works best for your body.

Forgot to hit start? Use the Time Machine to retroactively edit your start time. Supports both Water and Dry fasting modes.

Check your fasting stage and remaining time directly from your Lock Screen and Dynamic Island. No need to unlock your phone.

Your health data is personal. BioState stores everything locally on your device. No accounts, no servers, no tracking.