Zero - Intermittent Fasting

Burn fat and lose weight with the #1 intermittent fasting tracker.

Zero is the world's most popular intermittent fasting app.
As seen in Women’s Health, Fortune, Men’s Health, The Joe Rogan Experience and more.
Unlock the power of intermittent fasting to improve your health and lose weight without counting calories or dieting.

Reach your healthy weight goals no matter what diet you follow — from keto or low carb to paleo - and never count calories again. With Zero’s expert guidance and simple intermittent fasting tracker, you’ll unlock the full benefits of intermittent fasting to lose weight and burn fat faster.

FREE ZERO FEATURES

TIMER - Set your intermittent fasting goal, start your timer, and stay on track with reminders and insights to keep you motivated on your weight loss journey without the need to count calories.

LEARN - Fuel your intermittent fasting with our ever-growing content library.

STATISTICS - Chart your progress and map your weight loss journey. Sync with Google Fit to track health markers like weight and sleep to see how they evolve with your intermittent fasting practice.

JOURNAL - Reflect on how you feel during your intermittent fasting. We'll graph your moods so you can track trends and adjust over time.

CHALLENGES - Opt in to Challenges that align with your health goals, invite friends, unlock Achievements, and stay motivated with guidance from weight loss and fasting experts.

ZERO PLUS PREMIUM FEATURES
Unlock all of the benefits of intermittent fasting with Zero Plus to lose weight and burn fat faster.

PREMIUM CONTENT - Cut through the noise with an exclusive, ever-growing library of videos, articles, audio segments, and Q&As from intermittent fasting experts.

FASTING ZONES - Know what's happening in your body so you can stay motivated to lose weight and keep it off without dieting or counting calories.

ADVANCED STATISTICS - See how your intermittent fasting practice correlates with other health markers like weight loss. Spot trends and adjust your behavior to stay on target.

• 16-HOUR FAST, or the 16:8 intermittent fast, is used by celebrities when preparing for blockbuster films and millions of Zero users to manage weight.

• CIRCADIAN RHYTHM FAST, this 13-hour intermittent fast starts at sunset to align your eating window with your body’s clock. Zero automatically calculates the daily sunset for you.

• 18-HOUR FAST, or the 18:6 int