Comparison

Window vs Fasting Diary

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

Head to head
About

Window

This app helps you adopt an intermittent fasting lifestyle with science-based guidance and personalized recommendations. Track your fasting and eating periods, monitor weight loss goals, and stay hydrated. Access expert insights and challenges to build healthier habits.

Highlights
  • Fasting timer
  • Weight journal
  • Water tracker
  • Personalized fasting programs
  • Meal plans
  • Healthy challenges
Features
Read full description

Take the step towards a healthier you with Window, your in-hand intermittent fasting companion. We use a science-based approach, guided by experts, and offer personalized recommendations suited to you and your lifestyle! Intermittent fasting is a popular eating pattern that can help you lose weight and feel healthier. Window will help you do it confidently – the right way. Track your fasting and eating, set weight loss goals and monitor them, track your water consumption, and get healthy insights from nutritionists. Window has everything you need (and more) to create a healthier lifestyle! ** What you will get as a FREE Window user ** • Fasting timer – Track your fasting and eating periods. • Timely reminders – Get notifications when your fasting windows close or open. • Weight journal – Set your weight goal, and monitor the progress. • Water tracker – Control your hydration level. • Healthy blog – Learn from leading nutritionists, and get insights on health, eating, and body – and how they all relate. • Syncs with your Apple Watch. • Syncs with Apple Health. ** Join Window PREMIUM to access: ** • Personalized fasting program. • All intermittent fasting plans – Switch between fasting plans to meet your current needs. • Your individual meal plan – Get nutritionists’ recommendations of what to eat for breakfast, lunch, and dinner. • Personal statistics – Track your own statistics like weight, water intake, and more. • Healthy challenges – Build new habits, like consuming less sugar, with small tasks. • Nutrition and mood tracker – Understand how fasting influences your body and mind. Whether you want to improve your eating habits or lose a little weight, we will help you stay on track and provide all of the support and guidance you may need. * SUBSCRIPTION INFORMATION Subscription payments will be charged to your App Store account at confirmation of your purchase. Subscriptions will automatically renew and you will be charged unless auto-renew is turned off or unless you cancel at least 24 hours prior to the end of the current subscription or trial period. Any unused portion of a free trial period will be forfeited when you purchase a premium subscription during the free trial period. The cost of renewal depends on the Subscription Plan you choose. Subscriptions and auto-renewal may be managed by going to Account Settings after purchase or by contacting Customer Support. Window is intended to be a tool to track intermittent fasting and is not a medical or healthcare service. The content within Window is for informational purposes only. You should consult with a medical professional before starting intermittent fasting or any other weight loss program, especially if you are pregnant or suffer from a medical condition. Happy tracking! Icons powered by icons8.com ThrivePort, LLC is a part of the Apalon family of brands. See more at Apalon.com. By using Window you agree to our Terms of Service and Privacy Policy. Privacy Policy: http://www.thriveport.com/privacypolicy/ EULA: http://www.thriveport.com/eula/ AdChoices: http://www.thriveport.com/privacypolicy/#4 California Privacy Notice: http://www.thriveport.com/privacypolicy/index.html#h

About

Fasting Diary

This app helps users achieve their weight loss and health goals through intermittent fasting. It provides guidance, motivation, and customizable fasting schedules to support users in burning fat, boosting energy, and improving metabolic health.

Highlights
  • Customizable fasting schedules
  • Plans for beginners and experts
  • One-tap start/stop for fasting
  • Adjustable eating and fasting times
  • Fasting alerts and reminders
Read full description

Unlock the power of intermittent fasting to reach your goal weight and get healthy. You’ll lose weight effectively and feel more active! Boost your energy levels and metabolic health along the way. With Fasting Diary, you'll have the support you need to receive specialized direction, advices, and motivation that will propel you forward. We are here to help you achieve your best self and guide you on how to maximize the benefits of IF. Intermittent fasting: what is it? One of the most well-liked trends in fitness and wellness is intermittent fasting. It's more of an eating pattern that alternates between eating and fasting times than a diet. It tells you when to eat, not what foods to eat or stay away from. We eat three to four meals a day, or more, and we never get hungry these days. This means that our organs must constantly work hard and never stop breaking down food. Diabetes and other health issues, as well as obesity, may be caused by our eating habits. Your body will cleanse, burn fat, and rebuild when you fast. You will feel more energetic and healthy after a few weeks. How effective is it ? Intermittent fasting has been shown to result in rapid weight loss. When you fast, your body enters a state known as ketosis, or the ""fat-burning"" state, as your body runs out of glycogen. This is a successful fat-burning method. It is one of the safest and most natural method of weight loss. According to studies, eating constantly prevents your body from taking a break from digestion, which can lead to health issues like diabetes. Simply stopping eating for a period of time, known as fasting, helps in reducing workloads on your liver. Fasting trackers for men and women are appropriate for both beginners, experts, offering a variety of fasting schedules. It helps you carry out your plan. You can easily stick to your diet without having to change your lifestyle. Consult with your physician before fasting if you are under the age of eighteen, pregnant, nursing, experiencing health problems, or underweight. Intermittent Fasting Plans that work for everyone! Make a customized fasting schedule. 13–11, 15–9, 16–10, 16–8, 18–6, 20–4, 23–1, 24, 36, 48, or in any duration. Benefits of Intermittent Fasting - Burn the fat stores on your body. - During fasting, begin the process of detoxification and regeneration. - Reduce the rate of aging - Advantage for blood sugar regulation - Diminish inflammatory response - Prevent several illnesses, including diabetes and heart disease - Boost your metabolism and growth hormone levels. - make you feel more energetic and well-being - Boost the efficiency of your body and mind - The healthiest and most natural method for losing weight - Lose weight without dieting or working out Features - Different plans for intermittent fasting - For novices as well as experts - To start or stop, just tap once. - Make your own fasting schedule - Adapt the time for eating and fasting - Configure alerts for when you fast. - A timer for fasting - Monitor your weight - Verify the state of your fast with these articles and advice based on science. - No need to track your calorie intake - Lose weight in a simple and effect way. Connect with Apple Health to help you keep track of your health data and daily steps. This application's content is not intended to be regarded as expert medical advice. Please consult a healthcare expert before making any decisions pertaining to your health. Privacy Policy : https:/fastingdiary.app/policy Terms of Use : https://fastingdiary.app/terms

Screenshots

Window4 screens
Fasting Diary4 screens

Verdict

The call

The clearest difference is review sentiment: Fasting Diary at 43% against Window's 22%. Window's advantage is device support (4 vs 2). On price, update cadence, 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. Window sells 16 in-app purchases, starting at $0.49 per year and Fasting Diary sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Window ships an update monthly, Fasting Diary fortnightly. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
Window versus Fasting Diary: the parameters behind the verdict, then further details
ParameterWindowFasting Diary
PriceFreeFree
Rating4.5 (11K ratings) — better—
Positive reviews22.0% of reviews42.9% of reviews — better
Number of ratings11K — better—
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS14.013.0 — better
Further details — not scored
Size131 MB63 MB
Age rating17+17+
DeveloperMosaic S.r.l.Dimo Co.,Ltd.

Customer experience

Window

All ratings10,601 ratings
Positive88.0%
Neutral4.7%
Negative7.3%
Written reviews952 reviews
Positive22.0%
Neutral9.0%
Negative69.0%

Fasting Diary

Written reviews21 reviews
Positive42.9%
Neutral4.8%
Negative52.4%

Bugs and requests

Window

Reported bugs

5 issues
  • Fasting times not accurately recorded
  • Data loss and reset issues
  • Subscription management problems
  • Frequent app crashes and freezes
  • Notifications not working as expected

Requested features

5 requests
  • Ability to edit fasting/eating times
  • Integration with fitness trackers
  • More detailed data analysis and reporting
  • Customizable fasting plans and reminders
  • Better support for longer fasting periods

Fasting Diary

Not enough reviews yet to summarise bugs or requests.

In-app purchases

16 purchases

Window

Subscriptions16
  • Window Premium (1 Year)1 Year trial$0.491 Year
  • Window Pro Weekly$4.997 Days
  • Window Pro Weekly7 Days trial$4.997 Days
Show 13 more
  • Window Premium (1 Year)$11.991 Year
  • Window Premium (1 Month)$14.991 Month
  • Window Premium (3 Months)3 variants$19.993 Months
  • Window Premium (1 Year)$24.991 Year
  • Window Premium (1 Year)7 Days trial$39.991 Year
  • Window Premium (1 Year)7 Days trial$49.991 Year
  • Window Premium (1 Year)14 Days trial$49.991 Year
  • Window Premium (1 Year)7 Days trial$54.991 Year
  • Window Premium (1 Year)2 variants$59.991 Year
  • Window Premium (1 Year)$69.991 Year
  • Window Premium (1 Year)$79.991 Year
  • Window Premium (1 Year)7 Days trial$89.991 Year
  • Window Premium (1 Year)7 Days trial$99.991 Year
4 purchases

Fasting Diary

Subscriptions3
  • Pro monthly$0.991 Month
  • Pro 3 months$1.993 Months
  • Pro yearly$2.991 Year
One-time1
  • Pro$2.99

Questions

Is Window free?
Window is free to download, with in-app purchases available.
Is Fasting Diary free?
Fasting Diary is free to download, with in-app purchases available.
Do Window or Fasting Diary have ads?
Neither Window nor Fasting Diary shows ads.
Which is updated more often, Window or Fasting Diary?
Window ships an update monthly, and Fasting Diary fortnightly. Most recently, Window was updated on October 17, 2026 and Fasting Diary on October 7, 2026.

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