Simple intermittent fasting
Your fast. Your rhythm.
A calm, one-tap fasting timer for iPhone and Android. Choose your plan, follow your window, and keep your day simple.
16:8 is free. Premium unlocks every plan and a personal schedule.
Support
We’re here to help.
For help with Start Fasting, include your device model and iOS or Android version if something is not working as expected.
Restore Premium
Open Start Fasting, tap Go Pro, then select Restore purchases. Use the same App Store or Google Play account used for the original purchase.
Privacy policy
Your fasting data stays on your device.
Effective 8 August 2026
What we collect
Start Fasting stores your selected plan, active fasting cycle and fasting history locally on your device. We do not require an account, serve advertising, run third-party analytics, or collect weight, calorie, water or health-platform data.
Subscriptions
If you choose Premium, purchase and subscription status are processed by Apple App Store or Google Play and RevenueCat. We do not receive your payment-card details.
Notifications
With your permission, the app schedules local notifications when your fasting and eating windows end. These reminders are generated on your device.
Contact
For privacy questions, contact support@startfasting.app.
Terms of Use
Simple, clear terms.
Start Fasting offers optional auto-renewing Premium subscriptions through the Apple App Store and Google Play. The price, billing period and renewal terms are shown in the app before purchase. Your subscription renews automatically unless you cancel it through the same store account used to subscribe.
Using the app
Start Fasting is a general-purpose timer and is not medical advice. You are responsible for deciding whether fasting is appropriate for you. Stop fasting and seek professional advice if you feel unwell or have a medical condition, are pregnant, are under 18, or take medication affected by food intake.
Subscriptions
Premium access remains available while your subscription is active. You can manage or cancel it in your Apple App Store or Google Play subscription settings. Payments, renewals, refunds and cancellations are handled by the store where you subscribed.
Apple users
Apple users are also subject to Apple’s standard Terms of Use (EULA).
Read the Apple Standard Terms of Use (EULA)
Contact
Questions about these terms can be sent to support@startfasting.app.