Fast: Fasting Timer & Tracker

Track your intermittent fasting with a beautiful circular timer that makes every hour count.

SMART FASTING TIMER Start a fast with one tap. Choose from 5 proven protocols — 16:8, 18:6, 20:4, OMAD, or create your own custom schedule. Watch your progress in real time with a fire-orange ring that fills as you get closer to your goal.

METABOLIC MILESTONES Follow your body through 6 science-backed fasting phases. From ketosis to autophagy, see exactly what is happening inside as you fast — with each milestone celebrated when you hit it.

COMPREHENSIVE DIARY Log mood, energy, hunger, sleep, cravings, meals, hydration, and symptoms throughout each session. Spot patterns and understand what helps you complete your fasts.

INTELLIGENT INSIGHTS An AI-powered engine analyzes your data to find correlations between your habits and fasting success. Get personalized recommendations based on your unique patterns.

STREAKS & ACHIEVEMENTS Build momentum with daily streaks and unlock achievements as you progress. A 7-day week bar shows your recent history at a glance.

COPING TOOLS When the hunger hits, guided 4-7-8 breathing exercises, evidence-based hunger management tips, and activity suggestions help you push through.

PRIVACY FIRST All data stays on your device. No accounts required. No data sold. Your fasting journey is yours alone.

FAST PRO Unlock advanced analytics and personalized insights with a Fast Pro subscription. Pro members get deeper trend analysis across multiple fasts, expanded milestone breakdowns, and tailored recommendations based on your unique patterns.

• Fast Pro Annual: $29.99 per year • Includes a 3-day free trial for new subscribers • Auto-renews yearly at the same price unless cancelled at least 24 hours before the end of the current period • Manage or cancel anytime in your App Store account settings

Download Fast for free today and take control of your fasting journey. Whether you're starting your first 16:8 fast, building a healthier routine, or just curious about intermittent fasting, Fast is the ultimate intermittent fasting companion. Start, track, and transform your way to a healthier you – one fast at a time!

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