TimeFast

Intermittent Fasting Tracker

Only for iPhone

USD 7.99 · Designed for iPhone

iPhone

One tap to start. A beautiful progress ring to guide you. From fat burning to ketosis to autophagy — track every phase. No subscription, no ads, no data collected. Ever. TimeFast is the intermittent fasting timer that respects your privacy. Start your fast with one tap, watch a beautiful progress ring track every minute, and see exactly which fasting phase you're in. No account needed, no subscription, no data ever leaves your device. Whether you follow 16:8, OMAD, or your own schedule — TimeFast adapts to you, not the other way around. FASTING PROTOCOLS FOR EVERY GOAL - 6 proven protocols: 12:12, 14:10, 16:8, 18:6, 20:4, and OMAD (23:1) - Create custom fasting plans with any duration from 1 to 72 hours - Difficulty indicators from beginner to expert to help you progress REAL-TIME FASTING TRACKER - Animated progress ring showing elapsed and remaining time - Live countdown timer with hours, minutes, and optional seconds - Fasting phase timeline shows your body's stages: fat burning (12h), ketosis (16h), autophagy (24h) - Percentage-based progress at a glance - Forgot to start? Adjust your start time retroactively FASTING JOURNAL & SESSION DETAILS - Detailed breakdown for every completed fast - See which metabolic phases you reached - Add personal notes and reflections to any session - Track your achieved percentage and duration STREAKS, HISTORY & STATISTICS - Daily streak counter to build your fasting habit - Full session history with interactive calendar view - Success rate, average fasting duration, and total hours tracked - Visual streak badge to keep your motivation high HOME SCREEN & LOCK SCREEN WIDGETS - Small and medium Home Screen widgets for at-a-glance status - Circular and rectangular Lock Screen widgets for quick checks - Live progress updates while fasting - Streak display when you're in your eating window SMART REMINDERS - Get notified when your fast is complete — even while the app is open - Set a daily reminder to start your fast at the time that works for you DESIGNED WITH LIQUID GLASS - Built natively for iOS 26 with Apple's Liquid Glass design - Refined dark-mode interface with translucent glass surfaces - No account required — works immediately out of the box - One-time purchase — no subscription, yours forever PRIVACY BY DESIGN TimeFast stores all data exclusively on your device. No data is collected, transmitted, or shared with anyone. Zero analytics, zero third-party SDKs, zero server connections. Your fasting data belongs to you alone. Available in English and German. All interface elements adapt to your system language.

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Your fasting journey starts here. - 6 intermittent fasting protocols plus custom durations - Real-time progress ring with animated timer - Fasting phase timeline: fat burning, ketosis, autophagy - Session details with personal notes and phase tracking - Streak tracking to build your fasting habit - Session history with calendar view - Home Screen and Lock Screen widgets - Smart notifications for fast completion and daily reminders - Liquid Glass interface designed for iOS 26 - Fully localized in English and German - 100% offline, 100% private

Version 1.6

The developer, Kilowatt Media, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    • Provider
      • Karsten Wolter
    • Size
      • 1 MB
    • Category
      • Health & Fitness
    • Compatibility
      Requires iOS 26.2 or later.
      • iPhone
        Requires iOS 26.2 or later.
      • Mac
        Requires macOS 26.2 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 26.2 or later.
    • Languages
      • English and German
    • Age Rating
      16+
      • 16+
      • Learn More
      • Frequent
        Medical Treatment Information

        Contains
        Health or Wellness Topics
    • Copyright
      • © Kilowatt Media
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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