SteadFast tracks your fast in real time, shows you the science happening inside your body, and keeps you motivated when it gets hard.
16:8 Protocol
No accounts, no social feeds, no gamification gimmicks. Just your fast, your data, and the science.
16:8, 18:6, 20:4, OMAD, or fully custom. Pick your protocol and hold the line.
12 science milestones track what's actually happening in your body as your fast progresses.
Weight log, BMI tracker, and fasting history charts. See the work adding up over time.
Push notifications fire at key milestones so you know exactly when your body shifts gears.
Save the quotes that hit hardest. Build your own personal library of motivation.
Dark-first design built for late nights and early mornings. Light mode included.
SteadFast tracks the biological shifts happening hour by hour through your fast.
Start free. Upgrade when you're ready. All plans include a 7-day free trial.
Download SteadFast and start your first fast today.
Download on the App Store