Comparison

FastHabit Intermittent Fasting vs Fast

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

FastHabit Intermittent Fasting

This app helps you establish and maintain intermittent fasting routines. It offers flexible tracking, reminders, and integrates with Apple Health and Apple Watch to monitor your progress and weight.

Highlights
  • Flexible fast length setting
  • Daily logging and progress tracking
  • Reminders and notifications
  • Weight tracking
  • Apple HealthKit integration
  • Apple Watch support
  • Data export
Features
Read full description

FastHabit helps you start and stay consistent with Intermittent Fasting. Set your fast length, log daily, and use advanced features like reminders, weight tracking and Health App syncing, Apple Watch integration, calendar views, data export, and multi-day fasting to track your progress and accelerate your results. SIMPLE, FLEXIBLE TRACKING - Choose how many hours you want to fast - Keep your motivation in view- See percent complete, time completed, time remaining, and target end. - Easy editing. Stop, restart, or adjust your fast at any time. SYNC EVERYWHERE - Apple Watch integration: Leave your phone at home and still track your fast. - Save and transfer your fasts to a new device with iCloud syncing - FastHabit also integrates with Apple HealthKit. This lets you sync your logged weight in the app automatically to your HealthKit profile. FastHabit also pulls in updated weight data from HealthKit if enabled, to always keep your weight data in sync across the board. SET REMINDERS AND NOTIFICATIONS - Choose the days and times you want reminders to start fasting - Get a notification when your fast is complete MOTIVATIONAL STATS AND PROGRESS: - 10 day Snapshot with ‘streaks’ to show how many days in a row you’ve fasted and how many days you’ve met your goals – a great way to stay motivated. - Calendar and weekly views with daily details - Weight tracking views with fasting overlay MORE GREAT FEATURES - Apple watch complications - iPhone widget - Getting started guide - Enhanced support for longer, multi-day fasts - Export your data FastHabit has been featured in GQ, the Guardian, and Fast Company. --- FastHabit offers an optional auto-renewing annual Premium Subscription (price varies by territory, may include free trial) located on the Upgrade page. Payments will be charged to your iTunes Account after confirmation. Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the subscription period. Account will be charged for renewal within 24 hours prior to the end of the current period. Subscriptions may be managed in your iTunes Account’s Settings after purchasing. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Privacy Policy: https://fasthabit.com/privacy-policy Terms of Service: https://fasthabit.com/terms-of-service

About

Fast

This app helps you track intermittent fasting routines, monitor progress, and analyze health data. It offers educational content, motivational challenges, and a journal to record your feelings. Connect with friends for support and motivation on your wellness journey.

Highlights
  • Fasting timer and tracker
  • Progress analytics and history
  • Educational 'Know It' section
  • Motivational challenges and trophies
  • Mood tracker and journal
  • Health app integration (steps)
  • Fasting buddy feature
Features
Read full description

Fast: Fasting Tracker & Timer helps you build consistent fasting habits with flexible fasting plans, body weight logging, water intake tracking, reminders, and detailed progress insights. Whether you're new to intermittent fasting or already following a routine, the app provides the tools to stay organized and work toward your personal health and wellness goals. Choose a fasting plan, customize your schedule, and track every fast in one place with an easy-to-use fasting tracker. FASTING PLANS Find a fasting schedule that works for your lifestyle. Choose from 12:12, 13:11, 14:10, 15:9, 16:8, 17:7, 18:6, 19:5, 20:4, 21:3, 22:2, 23:1, MWF, TTS, or create your own custom fasting plan. Whether you're starting intermittent fasting or maintaining an existing routine, you can choose a plan that suits your goals. FASTING TRACKER & TIMER Track active and completed fasts with an intuitive fasting tracker and timer. Review your fasting history and monitor your consistency over time. BODY WEIGHT & WATER TRACKING Log your body weight and monitor changes throughout your fasting routine. Track your daily water intake to stay hydrated and build healthier habits alongside your fasting schedule. SMART REMINDERS Stay on schedule with fasting reminders and water intake reminders. Customize notifications to help you start and end your fasting window on time while maintaining your daily hydration routine. ANALYTICS & HISTORY Review your fasting sessions, body weight, hydration logs, activity, and history with easy-to-understand analytics that help you monitor your progress and stay consistent. INFORMATIVE BLOGS Learn more about intermittent fasting through informative blogs covering healthy habits, wellness topics, and practical guidance to help you better understand your fasting routine. FASTING BUDDIES Stay motivated by fasting together. Invite friends, track each other's progress, and encourage one another throughout your fasting journey with the Buddy feature. ACTIVITY SUPPORT Sync your activity data to keep your fasting progress and daily activity organized in one place for a more complete overview of your routine. Whether you're following a 16:8 fasting schedule, exploring different intermittent fasting plans, or creating a custom fasting routine, Fast: Fasting Tracker & Timer gives you the tools to stay organized and build lasting healthy habits. DISCLAIMER This app is intended for informational and lifestyle purposes only and does not provide medical advice, diagnosis, or treatment. Consult a qualified healthcare professional before starting any fasting routine, especially if you have an existing medical condition, are pregnant, or have specific dietary requirements. PRIVACY POLICY https://maximaapps.com/fasting/privacy_policy.html TERMS OF USE https://maximaapps.com/fasting/terms-of-use.html GET IN TOUCH Have questions, feedback, or suggestions? We'd love to hear from you. Contact us through the app or email us at feedback@maximaapps.com.

Screenshots

FastHabit Intermittent Fasting4 screens
Fast4 screens

Verdict

The call

FastHabit Intermittent Fasting and Fast both sit at 4.8 stars, but that hides the real split: 75% of Fast's written reviews are positive against 58% of FastHabit Intermittent Fasting's. FastHabit Intermittent Fasting's advantage is update cadence (monthly vs every 2 months) and ratings volume (14K vs 3.3K). On price, rating, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. FastHabit Intermittent Fasting sells 2 in-app purchases, starting at $59.99 per year and Fast sells 8 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for FastHabit Intermittent Fasting against 4.7 for Fast. Both are backed by a comparable volume of ratings — 14K and 3.3K respectively. Written reviews are what separate them: 58% of FastHabit Intermittent Fasting's written reviews are positive against 75% of Fast's.

UpkeepUpdate frequency

FastHabit Intermittent Fasting ships an update monthly, Fast every 2 months. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

Scorecard4 real differences · 6 level
FastHabit Intermittent Fasting versus Fast: the parameters behind the verdict, then further details
ParameterFastHabit Intermittent FastingFast
PriceFreeFree
Rating4.8 (14K ratings) — better4.7 (3.3K ratings)
Positive reviews57.9% of reviews74.6% of reviews — better
Number of ratings14K — better3.3K
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPod, Apple WatchiPhone, iPad, Apple Watch
Requires iOS15.0 — better18.6
Further details — not scored
Size31 MB116 MB
Age rating4+12+
DeveloperApp HoldingsMaxima Apps

Customer experience

FastHabit Intermittent Fasting

All ratings13,878 ratings
Positive94.2%
Neutral2.8%
Negative3.0%
Written reviews373 reviews
Positive57.9%
Neutral10.7%
Negative31.4%

Fast

All ratings3,300 ratings
Positive91.8%
Neutral4.8%
Negative3.5%
Written reviews189 reviews
Positive74.6%
Neutral10.6%
Negative14.8%

User reviews

FastHabit Intermittent Fasting

From 14K App Store ratings

What we love

  • 🚀 Simple and easy to use
  • 👍 Clean and intuitive interface
  • 🚀 Straightforward fasting tracking
  • 🚀 Seamless Apple Watch integration
  • 💰 Reasonable one-time purchase

Room to improve

  • 🐛 Issues with syncing across devices
  • 🐛 Bugs with editing/extending fasts
  • 🔒 Lack of cloud/iCloud sync
  • 🔒 Limited customization options
  • 🐛 Unreliable reminders/notifications

Fast

From 3.3K App Store ratings

What we love

  • 🚀 Easy to use
  • 👍 Helpful for weight loss
  • 👍 Motivating with trophies
  • 👍 Customizable fasting plans
  • 👍 Integrates with health apps

Room to improve

  • 🐛 Timer issues/inaccuracies
  • 🐛 Inability to edit fasting times
  • 🐛 Syncing/data saving problems
  • 🐛 Crashes and glitches
  • 🔍 Lacking advanced features

Bugs and requests

FastHabit Intermittent Fasting

Reported bugs

3 issues
  • App freezing or crashing after updates
  • Inability to manually add or edit fasts
  • Inconsistent tracking of long fasts across days

Requested features

5 requests
  • Ability to track multiple fasts per day
  • Option to set custom fasting duration goals
  • More detailed fasting history and analytics
  • Improved Apple Watch complications and controls
  • Integration with other health/fitness apps

Fast

Reported bugs

3 issues
  • Timer not accurately recording fasting times
  • Inability to update weight in app
  • Crashing when trying to view friend's status

Requested features

4 requests
  • Option to edit fasting start/end times
  • More detailed analytics and progress tracking
  • Improved syncing and data saving reliability
  • Expanded customization options

In-app purchases

2 purchases

FastHabit Intermittent Fasting

Subscriptions1
  • FastHabit Premium1 Year trial2 variants$59.991 Year
One-time1
  • Upgrade To Pro$2.99
8 purchases

Fast

Subscriptions6
  • Fast Premium Monthly$4.991 Month
  • Fasting Monthly$14.991 Month
  • Fasting Annually$19.991 Year
Show 3 more
  • Fasting Premium$27.993 Months
  • Fast Premium Yearly$29.991 Year
  • Fasting Premium Yearly$39.991 Year
One-time2
  • Fasting One Time Special Offer$19.99
  • Fasting Pro$49.99

Questions

Is FastHabit Intermittent Fasting free?
FastHabit Intermittent Fasting is free to download, with in-app purchases available.
Is Fast free?
Fast is free to download, with in-app purchases available.
Which has better reviews, FastHabit Intermittent Fasting or Fast?
FastHabit Intermittent Fasting is rated higher. FastHabit Intermittent Fasting averages 4.8 out of 5 from 14K ratings, while Fast averages 4.7 from 3.3K ratings.
Do FastHabit Intermittent Fasting or Fast have ads?
Neither FastHabit Intermittent Fasting nor Fast shows ads.
Which is updated more often, FastHabit Intermittent Fasting or Fast?
FastHabit Intermittent Fasting ships an update monthly, and Fast every 2 months. Most recently, FastHabit Intermittent Fasting was updated on October 20, 2026 and Fast on October 19, 2026.

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