Zero is the world's most popular fasting app. An intuitive tracker with essential fasting tools. Harness the power of intermittent fasting to improve your health. Now with Zero Plus we bring all the new premium features to millions of fasters. Zero's advisory team includes some of the world's leading doctors and researchers, including our medical director, Dr. Peter Attia, who guides our fasting protocols and content creation. TIMER Set your goal, start your timer, stay on track. We'll be with you from start to finish with reminders and ideas to keep you motivated. LEARN Boost your speed with our ever-growing content library curated by Medical Director Dr. Peter Attia. with the option to sync with Apple Health. We'll help you track health markers like weight, resting heart rate, and sleep to see how they evolve with your fasting practice. DAILY Reflect on how you feel during your fast. We will graph your moods so you can follow trends and adjust them over time.
Required Android Versions : Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]