# FastHabit Intermittent Fasting vs Window

The clearest difference is review sentiment: FastHabit Intermittent Fasting at 58% against Window's 22%. FastHabit Intermittent Fasting also leads on rating (4.8 vs 4.5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. FastHabit Intermittent Fasting sells 2 in-app purchases, starting at $59.99 per year and Window sells 16 in-app purchases, starting at $0.49 per year. Whichever you choose, the download price is not the number that matters.

FastHabit Intermittent Fasting holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 14K and 11K respectively. Written reviews point the same way: 58% of FastHabit Intermittent Fasting's written reviews are positive against 22% of Window's.

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 28, 2026.

## The numbers

| Metric | FastHabit Intermittent Fasting | Window |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (14K ratings)](https://appshunter.io/ios/app/fasthabit-intermittent-fasting/id974978016/reviews)** | [4.5 (11K ratings)](https://appshunter.io/ios/app/window-intermittent-fasting/id1112765909/reviews) |
| Number of ratings | **14K** | 11K |
| Positive reviews | **57.9% of reviews** | 22.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Freemium | Freemium |
| Size | 31 MB | 131 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [App Holdings](https://appshunter.io/developer/808581339) | [Mosaic S.r.l.](https://appshunter.io/developer/570748343) |

## What reviewers say

### FastHabit Intermittent Fasting

[App page](https://appshunter.io/ios/app/fasthabit-intermittent-fasting/id974978016)

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:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FastHabit Premium | $59.99 | per year |
| Upgrade To Pro | $2.99 | one-time |

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

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

**Requested features**

- 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


### Window

[App page](https://appshunter.io/ios/app/window-intermittent-fasting/id1112765909)

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:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Window Premium (1 Year) | $0.49 | per year |
| Window Pro Weekly | $4.99 | per 7 days |
| Window Pro Weekly | $4.99 | per 7 days |
| Window Premium (1 Year) | $11.99 | per year |
| Window Premium (1 Month) | $14.99 | per month |
| Window Premium (3 Months) | $19.99 | per 3 months |
| Window Premium (1 Year) | $24.99 | per year |
| Window Premium (1 Year) | $39.99 | per year |
| Window Premium (1 Year) | $49.99 | per year |
| Window Premium (1 Year) | $49.99 | per year |
| Window Premium (1 Year) | $54.99 | per year |
| Window Premium (1 Year) | $59.99 | per year |
| Window Premium (1 Year) | $69.99 | per year |
| Window Premium (1 Year) | $79.99 | per year |
| Window Premium (1 Year) | $89.99 | per year |
| Window Premium (1 Year) | $99.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 📊 Helpful data tracking
- 🔍 Comprehensive features
- 👍 Flexible fasting options
- 💪 Motivating for fasting

**What reviewers complain about**

- 🐛 Sync issues across devices
- 🕰️ Inconsistent time tracking
- 💰 Expensive subscription
- 🔍 Confusing interface changes
- 🔧 Unreliable app functionality

**Reported bugs**

- 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**

- 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


## Frequently asked questions

### Is FastHabit Intermittent Fasting free?

FastHabit Intermittent Fasting is free to download, with in-app purchases available.

### Is Window free?

Window is free to download, with in-app purchases available.

### Which has better reviews, FastHabit Intermittent Fasting or Window?

FastHabit Intermittent Fasting is rated higher. FastHabit Intermittent Fasting averages 4.8 out of 5 from 14K ratings, while Window averages 4.5 from 11K ratings.

### Do FastHabit Intermittent Fasting or Window have ads?

Neither FastHabit Intermittent Fasting nor Window shows ads.

### Which is updated more often, FastHabit Intermittent Fasting or Window?

FastHabit Intermittent Fasting ships an update monthly, and Window monthly. Most recently, FastHabit Intermittent Fasting was updated on October 28, 2026 and Window on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*