The simplest intermittent fasting app to reach your wellness goals.

Meet Tatanka, the ultimate fasting tracker designed to get out of your way. Whether you are exploring intermittent fasting for beginners or you are a seasoned pro strictly following OMAD, Window makes managing your fasting schedule completely effortless.

CORE FEATURES:

• Simple Fasting Timer: A clean, visual countdown showing exactly when your eating window opens. Just one tap to start or stop.

• Flexible Fasting Plans: Choose from the most popular and effective goals:

- 12:12 (Beginner start)

- 14:10 (Easy Mode)

- 16:8 fasting (The standard Leangains method)

- 18:6 fasting (Intermediate level)

- 20:4 (The Warrior Diet)

- OMAD (One Meal A Day for advanced users)

• No Calorie Counter Required: Focus on when you eat, not tracking every detail in a food tracker or diet planner. Fasting weight loss is about simplicity and giving your digestive system a break.

• History & Progress: Visualize your streaks and track your success over time in a clean, uncluttered dashboard.

• 📈 New: Visual Fasting Calendar: Track your daily consistency with a beautiful, color-coded habit tracker calendar. Instantly see your "Personal Best" streak and total fasts without paying for a premium subscription. Effortlessly track your journey with a smart, two-way filter: tap on any day on your calendar to jump to your logs and see a detailed view of that day.

• Smart Notifications: Get a reliable alert after your fasting window ends.

• Gamified Habit Tracking: Stay motivated with our new daily streak counter. Track your all-time longest streaks and total completed fasts in the beautiful new stats card.

• Dark Mode: A beautiful, persistent dark theme that is easy on the eyes during late-night or early-morning check-ins.

PRIVACY FIRST:

No account creation needed. We do not track your location or sell your personal data. Everything is saved locally on your phone.

Download Window today, close the eating window, and open a healthier you.

IMPORTANT DISCLAIMER

Window is intended to be used as a tool for intermittent fasting tracking and is not a substitute for professional medical advice. Intermittent fasting may not be suitable for everyone, including pregnant women, individuals with a history of eating disorders, or those with certain medical conditions. Always consult with a healthcare professional before starting any new diet or fasting regimen, especially for advanced goals like OMAD.