Fast Smart.
Live Better.
Your personal guide to intermittent fasting. Lose weight, boost energy, and improve your health with the most intuitive tracker.
Trusted by 1M+ fasters
Everything you need to succeed
We've packed One Fasting with powerful tools to help you reach your goals without the stress.
Smart Timer
Customizable fasting windows that adapt to your schedule and notify you when to eat.
Progress Tracking
Visualize your weight loss journey and body metrics with beautiful, easy-to-read charts.
Nutrition Plans
Personalized meal recommendations and healthy recipes tailored to your fasting style.
Learning Hub
Daily articles and tips about metabolism, autophagy, and healthy living habits.
Simple as 1, 2, 3
Start your journey in minutes.
Set Your Goal
Choose your fasting plan based on your experience level.
Start Timer
One tap to start your fast. We'll remind you when it's time to eat.
See Results
Track your progress and watch your health transform.
Unlock your body's potential
"I've never felt this energetic in my life. One Fasting changed everything."
— Sarah J.
Loved by fasters worldwide
Real stories from people who made fasting a lifestyle with One Fasting.
Sarah J.
Busy mom of two
"I finally found a fasting app that feels effortless. The reminders keep me on track without stress."
Aman K.
Product designer
"The UI is clean and motivating. I lost 12 lbs in 8 weeks and actually enjoyed the process."
Lina R.
Fitness coach
"Clients love the progress insights. It makes fasting feel structured and sustainable."
Marcus T.
Software engineer
"The streaks and gentle nudges are perfect. I have more energy and better focus."
Simple, Transparent Pricing
Start for free, upgrade for powerful features.
Basic
- Simple Timer
- Basic Stats
- Water Tracker
Pro
- Everything in Basic
- Custom Plans
- Meal Recipes
- Advanced Analytics
- Widget Support
Lifetime
One-time payment. Own it forever.
- All Pro Features
- Priority Support
- Early Access
Frequently Asked Questions
Ready to transform your health?
Join the community of over 1 million people living healthier, happier lives.