Intermittent fasting,
made simple

Track your fasts, build streaks, and reach your health goals with the easiest fasting tracker on the market.

Track your fasts

Start a fast with a single tap and watch your progress in real time. HeyFast's intuitive timer keeps you focused and on track throughout your fasting window.

See your progress

Visualize your fasting history with streaks, fasting pixels, and trends. Understand your patterns and see how consistency leads to real results.

Choose your schedule

Whether it's 16:8, 18:6, 20:4, or a custom plan, HeyFast lets you pick the fasting schedule that fits your lifestyle.

Frequently Asked Questions

What is intermittent fasting? +

Intermittent fasting (IF) is an eating pattern that cycles between periods of fasting and eating. It doesn't specify which foods to eat, but rather when you should eat them.

Which fasting schedule should I start with? +

Most beginners start with 16:8, which means fasting for 16 hours and eating within an 8-hour window. As you get comfortable, you can try 18:6 or 20:4.

Is HeyFast free to use? +

HeyFast offers a generous free tier with core fasting timer and tracking features. HeyFast Pro unlocks advanced insights and detailed statistics.

Can I drink water or coffee while fasting? +

Yes! Water, black coffee, and plain tea are generally fine during a fast. Avoid adding sugar, cream, or anything with calories.

How does HeyFast help me stay consistent? +

HeyFast tracks your streaks, sends smart reminders, and shows your progress over time so you can see how far you've come and stay motivated.

Start your fasting journey today