Comparison

Fast vs iFasting・Intermittent Fasting

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

Head to head
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.

About

iFasting・Intermittent Fasting

This app offers personalized guidance for weight loss and improved health through intermittent fasting. It includes tools for tracking food, weight, water, sleep, and activity, along with scientific insights and motivational statistics to foster healthy habits.

Highlights
  • Personalized workout and nutrition plans
  • Intermittent fasting timer and tracker
  • Food, weight, water, sleep, and activity tracking
  • Scientific guidance and nutrition insights
  • Motivational statistics and progress visualization
  • Cognitive therapy practice-based tips
Features
Read full description

Do you want to lose weight and make you look better and more active in busy life? Do you want to improve your health through exercising for 1 hours a day, weigh food, calories and water intaking, as well as enhancing sleep quality? Do you want to simplify your lifestyle by coach specially set with scientific nutrition and guidance? All you need to do is to download iFasting! Personalized workout and nutrition plans supported by real human coaches, comprehensive progress tracking, and cognitive therapy practice-based tips. Let's start your health journey. intuitive fasting tool to guide you to a self-determined life with healthy habits. You’ll lose weight effectively and feel more active! No diet and no yo-yo effect. FastTrack is a powerful intuitive fasting tool to guide you to lose your weight, improve your health and simplify your lifestyle with healthy habits. FastTrack will help you foster self-determined life habits with a a longer and healthier life. FastTrack will not only focus on the foods which should eat, but also when you should eat. Learn and figure out the scientific principles of healthy eating and living, so you can achieve a better life. FastTrack Makes You Better: Scientific Guidance A customized wholesome guidance for your healthy life including a variety of exercise instructions, eating habits, nutrition insights, sleeping time based on your busy schedule. Scientific Tools FastTrack is a comprehensive app with Food Tracker, Weight Tracker, Water Tracker, Sleep Tracker, Activity Tracker and Reminders which will give you a detailed step towards healthy life. Scientific Background Professional knowledge for intermittent fasting and nutrition, how to choose right foods and appropriate exercise, boost your body and refresh your mind of healthy life. Scientific Motivation FastTrack will visualize your fasting process by statistics, and timely encourage you with your tracking changes, reveal your track process of nutrition, water intaking, sleep quality and weight. Self-reflective statistics will motivate you to a more healthy life. Disclaimer: FastTrack is a change in eating habits, cannot give any medical advice. It is not suitable for pregnant/nursing women, children under 18 years of age, or people with diagnosed eating disorders. Consult your doctor or health care professional. Subscription Info: - $9.99 Weekly and $29.99 Lifetime. - Payment will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hours before the end of the current period. - Account will be charged for renewal within 24-hours prior to the end of the current period at the cost of the chosen package. - You can manage your subscription and/or turn off auto-renewal by going to your iTunes Account Settings, but refunds will not be given for any unused portion of the term. Terms of Use: https://sites.google.com/view/terms-of-use-fasting/home Privacy Policy: https://sites.google.com/view/privacy-policy-fastingif/home

Screenshots

Fast4 screens
iFasting・Intermittent Fasting4 screens

Verdict

The call

Fast and iFasting・Intermittent Fasting both sit at 4.7 stars, but that hides the real split: 75% of Fast's written reviews are positive against 0% of iFasting・Intermittent Fasting's. Fast also leads on ratings volume (3.3K vs 68). iFasting・Intermittent Fasting's advantage is update cadence (every 9 days vs every 2 months) and iOS requirement (11.0 vs 18.6). 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. Fast sells 8 in-app purchases, starting at $4.99 per month and iFasting・Intermittent Fasting sells 4 in-app purchases, starting at $7.99 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 — 4.7 for Fast against 4.7 for iFasting・Intermittent Fasting. That said, the two scores are not equally well evidenced: Fast has 3.3K ratings behind it against 68, so its average is the more settled of the two. Written reviews are what separate them: 75% of Fast's written reviews are positive against 0% of iFasting・Intermittent Fasting's.

UpkeepUpdate frequency

Fast ships an update every 2 months, iFasting・Intermittent Fasting every 9 days. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

Scorecard4 real differences · 6 level
Fast versus iFasting・Intermittent Fasting: the parameters behind the verdict, then further details
ParameterFastiFasting・Intermittent Fasting
PriceFreeFree
Rating4.7 (3.3K ratings)4.7 (68 ratings) — better
Positive reviews74.6% of reviews — better0.0% of reviews
Number of ratings3.3K — better68
Update frequencyEvery 2 monthsEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS18.611.0 — better
Further details — not scored
Size116 MB40 MB
Age rating12+4+
DeveloperMaxima Apps英汉 郭

Customer experience

Fast

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

iFasting・Intermittent Fasting

All ratings68 ratings
Positive94.1%
Neutral1.5%
Negative4.4%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

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

iFasting・Intermittent Fasting

Not enough reviews yet to summarise bugs or requests.

In-app purchases

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
4 purchases

iFasting・Intermittent Fasting

Subscriptions3
  • Monthly Subscription$7.991 Month
  • Quarterly Subscription$12.993 Months
  • Yearly Subscription$29.991 Year
One-time1
  • Lifetime Purchase$29.99

Questions

Is Fast free?
Fast is free to download, with in-app purchases available.
Is iFasting・Intermittent Fasting free?
iFasting・Intermittent Fasting is free to download, with in-app purchases available.
Which has better reviews, Fast or iFasting・Intermittent Fasting?
iFasting・Intermittent Fasting is rated higher. Fast averages 4.7 out of 5 from 3.3K ratings, while iFasting・Intermittent Fasting averages 4.7 from 68 ratings.
Do Fast or iFasting・Intermittent Fasting have ads?
Neither Fast nor iFasting・Intermittent Fasting shows ads.
Which is updated more often, Fast or iFasting・Intermittent Fasting?
Fast ships an update every 2 months, and iFasting・Intermittent Fasting every 9 days. Most recently, Fast was updated on November 3, 2026 and iFasting・Intermittent Fasting on October 27, 2026.

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