Your body already knows how to burn fat. Get out of the way.

Infastic is the 100% free intermittent fasting app that helps you lose weight, boost energy, and transform your health — without dieting, calorie counting, or paying $100/year for another app.

Download on the App Store
Infastic app screenshot

Everything you need. Nothing you don't. All free.

Smart Fasting Timer

One tap to start. Track every stage of your fast in real time.

Body Status Monitor

See exactly when you enter ketosis, fat burn, and autophagy.

AI Coach

Personalized guidance that adapts to your goals and your schedule.

Food & Calorie Scanner

Scan it, log it, done.

5,000+ Recipes

Meals designed to maximize your results.

Water Tracker

Smart reminders to keep you hydrated throughout the day.

Step Counter

Your movement, tracked automatically.

Syncs with Apple Health

All your health data, connected and in sync.

Fasting is simple. We make it even simpler.

1

Pick your plan

Choose from 16:8, 18:6, 20:4, OMAD, or create your own custom schedule.

2

Tap to start

One tap and your fast begins. We track everything so you don't have to.

3

Watch your body transform

Track your progress, hit milestones, and see real results — week after week.

Other apps charge $100+/year.
We charge nothing.

We believe accessible healthy living is a human right. That's why Infastic is completely free — no paywalls, no subscriptions, no tricks. Every feature. Every recipe. Every tool. Free forever.

Other Fasting Apps

  • $99–$149/year subscription
  • Basic features locked behind paywall
  • Limited free trial then forced upgrade
  • Recipes cost extra
  • AI coaching is premium-only

Infastic

  • 100% free — forever
  • Every feature unlocked
  • No trial, no credit card
  • 5,000+ recipes included
  • AI coach included

Why intermittent fasting works

Burns stubborn fat

Your body switches to fat-burning mode without starving.

Boosts metabolism

Naturally increase your metabolic rate for lasting results.

Sharpens mental clarity

Experience improved focus and cognitive performance.

Promotes cellular renewal

Triggers autophagy — your body's natural regeneration process.

Breaks the yo-yo cycle

Sustainable results without the crash-and-burn of fad diets.

Feel lighter in days

More energy, less bloating — results you can feel fast.

You're not doing this alone.

Join the Infastic community — daily challenges, fasting buddies, weekly milestones, and a supportive group that keeps you accountable.

★★★★★
"I've tried every fasting app out there. Infastic is the first one that's actually free — and it's better than the ones I was paying $100 a year for."
Sarah M.
Lost 22 lbs in 3 months
★★★★★
"The AI coach is incredible. It's like having a personal nutritionist in my pocket. And it's free? I still can't believe it."
James T.
Intermittent fasting for 6 months
★★★★★
"Simple, clean, no upsells. I open it every morning, start my fast, and it just works. Exactly what I needed."
Maria K.
Daily user for 4 months

Stop thinking about it.
Start fasting.

Download Infastic — completely free. No credit card. No trial. No catch.