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If You Like Intermittent Fasting, You Have To Try These Top Fasting Apps

by | Jan 31, 2021 | FAST START

Millions of people have reached their fitness goals with the help of several popular fasting apps. Have you tried any in our top 5 list?

Whether you’re in need of nutritional guidance, alarms for your eating windows, or motivation to hit your next wellness goal, the last five years have produced dozens of fasting apps that can make fasting much easier for you. Here is our Fast Crew Editor’s list of the top 5 fasting apps (based on downloads and ratings) to help you decide which one will serve you best.

            Includes free and premium options.

Zero Fasting App image

1 – Zero

Apple Store rating: 4.9 stars out of 287,000 ratings

Google Play rating: 4.7 stars out of 35,000 ratings

Created by Blue Sky Health in 2016, Zero is widely considered the best fasting app. Its free version features a fasting timer, a sizeable database of articles and audio/video content, and statistics that chart your progress. The interface is world class. And don’t forget, this app is co-founded by renowned fasting expert Peter Attia, Zero’s chief medical office – so there’s a ton of fasting wisdom built into this app.

Free features:

  • preset and customized fasting timers
  • engaging social media pages
  • a learning tab with content curated by Dr. Peter Attia
  • statistics that include resting heart rate, sleep and weight
  • a journal that tracks your mood and helps you spot trends

Premium features:

  • custom plans based on your health and fasting goals
  • adaptive coaching
  • fasting zones that show you what’s happening to your metabolism and body
  • a responsive mood journal that gives guidance and direction
  • exclusive deep-dive content
  • an expert forum where your fasting questions can be answered by experts including Peter Attia and Thomas Delauer

Premium price is $69.99 per year.

Download for Apple or Google.

 Fastic app image 

2 – Fastic

 Apple Store rating: 4.9 stars out of 65,000 ratings

Google Play rating: 4.7 stars out 111,000 ratings

Fastic combines fasting and holistic health to create a multifaceted wellness experience, with a total of 600 million fasting hours among 6 million downloads. Users describe Fastic as thoughtful and inspiring, and you can expect features ranging from standard timers to water trackers, step counters, and even healthy recipes.

Free features:

  • fasting window timer with 12 fasting plans
  • the ‘body status’ tells you where you’re at in your fast
  • water tracker
  • no ads
  • step counter

Premium features:

  • expanded content selection including videos
  • daily and weekly personalized challenges
  • In-house Academy for fasting education
  • expert guidance
  • over 400 healthy recipes
  • access to social media page and a network of fasting buddies

Premium price is $1.50 to $3 per week.

Download on Apple or Google.

Body Fast App Image

3 – Bodyfast

Apple Store rating: 4.8 stars out of 42,000 ratings

Google Play rating: 4.5 stars out 95,000 ratings

Bodyfast is one of the most-used fasting apps, clocking in a total of 17 million downloads. The app is designed to help you achieve your optimal weight and to boost your immunity through 10+ intermittent fasting programs, including the 16/8 and 5:2 fasts. Includes a breadth of fasting information resources.

Free features:

  • weight and body measurement tracker
  • 10+ preset fasting plans
  • fasting timer

Premium features:

  • Over 50 fasting methods
  • personal health and fitness coaching each week
  • unique progress reports and trophy collecting

Premium price is $1.35 per week and up.

Download for Apple or Google.

Life Fast Image App

4 – Life Fasting

Apple Store rating: 4.8 stars out of 65,000 ratings

Google Play rating: 4.5 stars out 16,000 ratings

If you’re keen on fasting with others and staying connected, Life Fasting is the fasting app for you. It has the most social-centric design of all the fasting apps, allowing you to create different fasting circles for friends and coworkers for accountability. Another highly-rated part of the app is its state of the art interface and advanced security features – plus it syncs with all your wearables.

There isn’t a premium option, but the basic fasting features are more sufficient for even advanced fast-tracking needs. (Life Fasting makes its money by offering in-app goods and services.)


[timers for every intermittent fast

  • custom timers
  • tracks weight, waist size, blood glucose, and ketones for anti-aging statistics
  • fasting circles for the social component of building a fasting habit
  • imports data from Fitbit, OURA, Garmin, and many other fitness devices
  • research-backed articles that are reviewed by Life Fasting’s team of scientists
  • personalized suggestions for health goods such as lab tests and glucometers, and coach paid wellness coaching

Download for Apple or Google.

Do Fasting App image

5 – Do Fasting

Do Fasting is aptly named because it doesn’t just track your fasts – it helps you to actually do them with personalized coaching for both fasting and overall health. The app doesn’t beat around the bush either. Once you open it, you’re led straight into an in-depth questionnaire that factors in your health history and personal data. This creates a custom coaching plan that you have to pay in order to access.

And that’s the only catch: you have to pay to access any of the features. But if you’re looking for more guidance and results, that’s not such a bad thing.


  • detailed personal coaching plans
  • daily motivation and guidance
  • healthy recipes and meal plans created by dieticians and healthcare professionals
  • guided video workout tutorials
  • a challenge mode that instills healthy habits
  • calorie, weight, and water trackers
  • popular intermittent fasting timers and custom options

Price range

  • $32.99 for a 3-month plan
  • $45.99 for a 6-month plan
  • 99 for the annual plan

Download from Apple or Google.

Find the Best Fasting App for You

Most of the fasting apps available are geared for timing and tracking. You’ll typically have to pay for personalized plans that offer additional features and guidance, which can be a great investment depending on your level of fasting experience and the support that you have.

But even though these fasting apps are mostly designed by experienced medical and health professionals, you’ll still want to consult with your doctor before diving into a fasting regimen. Also, check out our fasting prep guide!