Frequently asked questions

Fastive is an intermittent fasting app for iOS and Android. It includes a fasting timer, metabolic phase timeline, water and weight tracking, optional AI meal photo analysis, and Apple Health / Health Connect integration.

Yes. You can download and use Fastive for free with plans 12:12, 14:10, 16:8, and 18:6. Premium is an optional subscription for advanced plans and analytics.

No. Premium subscriptions charge at purchase through the App Store or Google Play. You can cancel anytime before renewal.

12:12, 14:10, 16:8, 18:6 (free), and 20:4, OMAD, 5:2 (Premium).

Yes, optionally. With your permission, Fastive reads weight and steps and writes completed fasting sessions to Apple Health.

Yes. Fastive supports Health Connect on compatible Android devices (API 26+).

You photograph a meal and AI estimates calories, macronutrients, and whether the meal may break your fast. Results are approximate. All users get one AI scan per day.

No. Fastive works as a guest on first launch. You can optionally add an email to sync across devices.

English, Turkish, Spanish, French, Portuguese (Brazil), Japanese, Korean, Italian, and Polish.

On iOS 16.4+, Fastive supports Live Activity so you can see your fast on the Lock Screen.

No. Fastive is a wellness tracking tool. Phase descriptions and AI meal estimates are educational, not medical guidance. Consult a healthcare professional before fasting.

The Fastive team. Contact: hello@fastive.app

Registered users: Settings → Delete Account. Guest accounts: uninstall the app or clear app data.

Email hello@fastive.app or visit https://fastive.app/support