# FastHabit Intermittent Fasting vs Rhythm

The clearest difference is in-app purchases: Rhythm at none against FastHabit Intermittent Fasting's 3. Rhythm also leads on review sentiment (89% vs 58%). FastHabit Intermittent Fasting's advantage is update cadence (monthly vs every 13 months) and ratings volume (14K vs 458). On price, rating, ads and device support there is nothing between them.

Both are free to download. FastHabit Intermittent Fasting sells 2 in-app purchases, starting at $59.99 per year. Rhythm asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for FastHabit Intermittent Fasting against 4.7 for Rhythm. That said, the two scores are not equally well evidenced: FastHabit Intermittent Fasting has 14K ratings behind it against 458, so its average is the more settled of the two. Written reviews are what separate them: 58% of FastHabit Intermittent Fasting's written reviews are positive against 89% of Rhythm's.

FastHabit Intermittent Fasting ships an update monthly, Rhythm every 13 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | FastHabit Intermittent Fasting | Rhythm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (14K ratings)](https://appshunter.io/ios/app/fasthabit-intermittent-fasting/id974978016/reviews)** | [4.7 (458 ratings)](https://appshunter.io/ios/app/rhythm-fasting-tracker/id1377199450/reviews) |
| Number of ratings | **14K** | 458 |
| Positive reviews | 57.9% of reviews | **88.6% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 13 months |
| Monetization | Freemium | **Free** |
| Size | 31 MB | 3 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [App Holdings](https://appshunter.io/developer/808581339) | [Bijan Cronin](https://appshunter.io/developer/1377199449) |

## 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


### Rhythm

[App page](https://appshunter.io/ios/app/rhythm-fasting-tracker/id1377199450)

This app simplifies intermittent fasting with a daily tracker. It supports various fasting schedules, from beginner-friendly to advanced, and helps users monitor their progress over time. Get notifications when your fast is complete.

**Highlights:** Daily fasting tracker, Flexible schedule support, Weekly progress tracking, Customizable fasting goals, One-click start, Progress monitoring, Completion notifications

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💎 Simple and easy to use
- 🆓 Free app with no ads or subscriptions
- ⏱️ Straightforward fasting timer
- 📊 Tracks fasting progress
- 🔍 Allows editing of start/end times

**What reviewers complain about**

- ⏰ Can't track fasts longer than 24 hours
- 📅 Limited history view (only past week)
- 🔔 Lacks customizable notifications/reminders

**Reported bugs**

- Can't add past fasts
- Inconsistent weekly progress tracking

**Requested features**

- Ability to track longer fasts (e.g., 48-72 hours)
- Option to view fasting history beyond the past week
- Customizable notifications and reminders
- Integration with health/fitness tracking apps
- Weight tracking and progress visualization


## Frequently asked questions

### Is FastHabit Intermittent Fasting free?

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

### Is Rhythm free?

Rhythm is free to download, with no in-app purchases.

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

FastHabit Intermittent Fasting is rated higher. FastHabit Intermittent Fasting averages 4.8 out of 5 from 14K ratings, while Rhythm averages 4.7 from 458 ratings.

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

Neither FastHabit Intermittent Fasting nor Rhythm shows ads.

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

FastHabit Intermittent Fasting ships an update monthly, and Rhythm every 13 months. Most recently, FastHabit Intermittent Fasting was updated on October 24, 2026 and Rhythm on October 23, 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.*