Comparison

Intermittent Fasting vs FastLog

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

Head to head
About

Intermittent Fasting

This app helps users manage their intermittent fasting journey with a user-friendly timer, various fasting plans, and progress tracking. It offers features like water tracking, mood logging, and health synchronization, alongside inspiring content such as stories, nature sounds, and recipes to support a healthy lifestyle.

Highlights
  • User-friendly fasting timer with reminders
  • Multiple fasting plans (Beginner to OMAD)
  • Water tracker with drink reminders
  • Progress tracking with mood diary
  • Health synchronization for weight control
  • Inspiring stories, nature sounds, and recipes
Features
Read full description

COUNT HOURS, NOT CALORIES! Intermittent Fasting is a lifestyle about WHEN you eat, not WHAT you eat. CLEAR helps you with smart tools and high-quality content to keep your fasting times, track your progress and enjoy your fasting time. This way, like many others, you can achieve your desired weight simply, healthily, and long-term - without any sacrifice. INTERMITTENT FASTING TIMER · User-friendly fasting timer with reminders · Fasting phases show you when fat burning starts · Widgets for home and lock screen · Plan times or adjust later · Motivating quotes and joyful animations · Eye-friendly dark mode, shortcuts, and more FASTING PLANS · Beginner: 12/12, 13/11, 14/10, 15/9 · Intermediate: 16/8, 17/7, 18/6, 19/5 · Experienced: 20/4, 21/3, 22/2, 23/1, OMAD FASTING TRACKER · Water tracker with drink reminders · Diary: Record mood and edit times later · Weight control with Health synchronization STORIES, NATURE SOUNDS, RECIPES · Interactive stories inspire you to a healthy lifestyle · Soothing nature sounds release inner blocks and make fasting relaxed · Simple recipes for your healthy diet INTERMITTENT FASTING BENEFITS Intermittent fasting is a scientifically studied method to lose weight in a healthy and sustainable way. - Reduction of abdominal girth & BMI - Improved metabolism, increased fat burning, reduction of inflammation - Improved mental clarity and concentration - Slowing of aging processes (studies suggest IF can increase life expectancy). - Improved sugar response (fasting can help regulate blood sugar levels and reduce insulin resistance) For more information and studies on the benefits of intermittent fasting, visit www.clearfast.io. IS CLEAR SUITABLE FOR ME? CLEAR is suitable for beginners & advanced fasters, as well as for women, men, and all genders. Intermittent fasting can be combined with various forms of nutrition, such as vegan, vegetarian, paleo or low-carb. But there are cases when you should not fast. Take a free test in the app, and we will tell you when you should rather talk to a doctor. WHY NOT TRY? Download the app for free and start your journey to a healthier, happier you today! ---------- CLEAR PLUS terms of service 1 week Clear + from 4.99$ per week (prices may vary slightly depending on the region). 1 month Clear + from 19.99$ per month (prices may vary slightly depending on the region) You can find all in-app purchases on this app store page below under “In-app purchases”. Subscriptions are automatically renewed unless they have been switched off at least 24 hours before the subscription period expires. Your account will be charged within 24 hours of payment. You can manage your subscriptions in the iOS settings and switch the automatic renewal on or off. A subscription that is already running cannot be canceled within the term that has already started. Privacy Policy: https://zipoapps.com/intermittentios/privacy/ Terms of Use: https://zipoapps.com/intermittentios/terms/

About

FastLog

Track your fasting periods, water intake, and weight with this simple tool. Receive notifications when you reach your fasting goals and view detailed graphs to stay motivated on your weight loss journey.

Highlights
  • Fasting timer with notifications
  • Water intake tracking
  • Weight logging
  • Progress graphs
  • Motivation tools
Features
Read full description

FastLog is a simple tool to help you keep track of your Fasting Times, Water Intake, and Weight Log. The Timer will notify you when your fasting goal is reached, detailed graphs will show you your progress and keep you motivated. Fasting is an easy and healthy way to lose weight.

Screenshots

Intermittent Fasting4 screens
FastLog4 screens

Verdict

The call

The clearest difference is rating: Intermittent Fasting at 4.7 against FastLog's 2.0. Intermittent Fasting also leads on ratings volume (552 vs 1) and review sentiment (65% vs 50%). FastLog's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price, update cadence, device support and iOS requirement 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. Intermittent Fasting sells 9 in-app purchases, starting at $6.99 per 7 days. FastLog asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Intermittent Fasting holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Intermittent Fasting has 552 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 65% of Intermittent Fasting's written reviews are positive against 50% of FastLog's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. Both last shipped on November 3, 2026.

Scorecard6 real differences · 4 level
Intermittent Fasting versus FastLog: the parameters behind the verdict, then further details
ParameterIntermittent FastingFastLog
PriceFreeFree
Rating4.7 (552 ratings) — better2.0 (1 ratings)
Positive reviews65.0% of reviews — better50.0% of reviews
Number of ratings552 — better1
Update frequencyFortnightlyFortnightly
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.2 — better
Further details — not scored
Size156 MB13 MB
Age rating17+4+
DeveloperZipoAppsBlank Page Digital Ltd

Customer experience

Intermittent Fasting

All ratings502 ratings
Positive92.6%
Neutral3.6%
Negative3.8%
Written reviews20 reviews
Positive65.0%
Neutral5.0%
Negative30.0%

FastLog

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Bugs and requests

Intermittent Fasting

Reported bugs

5 issues
  • Ads won't close
  • Redirected to website
  • Pop-ups don't allow stopping fast
  • Widget not counting down
  • App doesn't automatically stop/start timer

Requested features

5 requests
  • Add meditation features
  • Add journaling features
  • Add more useful things
  • Add watch companion app
  • Add more features for 5-star rating

FastLog

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Intermittent Fasting

Subscriptions9
  • Unlock all premium features3 Days trial$6.997 Days
  • 1 Month Clear+$8.991 Month
  • Access to premium plans3 Days trial$8.997 Days
Show 6 more
  • 12 Months PLUS2 variants$9.991 Month
  • 1 month$11.991 Month
  • 3 Months Clear+$17.993 Months
  • 12 Months PLUS$20.991 Year
  • 12 Months$35.991 Year
  • 12 months$59.991 Year
None

FastLog

No in-app purchases

Questions

Is Intermittent Fasting free?
Intermittent Fasting is free to download, with in-app purchases available.
Is FastLog free?
FastLog is free to download, with no in-app purchases.
Which has better reviews, Intermittent Fasting or FastLog?
Intermittent Fasting is rated higher. Intermittent Fasting averages 4.7 out of 5 from 552 ratings, while FastLog averages 2.0 from 1 ratings.
Do Intermittent Fasting or FastLog have ads?
Intermittent Fasting shows ads; FastLog does not.
Which is updated more often, Intermittent Fasting or FastLog?
Intermittent Fasting ships an update fortnightly, and FastLog fortnightly. Most recently, Intermittent Fasting was updated on November 3, 2026 and FastLog on November 3, 2026.

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