# Fasting Secret vs Rhythm

The clearest difference is in-app purchases: Rhythm at none against Fasting Secret's 1. Rhythm also leads on review sentiment (89% vs 68%). Fasting Secret's advantage is update cadence (every 3 weeks vs every 13 months) and ratings volume (1.6K vs 458). On price, rating, ads and device support there is nothing between them.

Both are free to download. Fasting Secret sells 1 one-off in-app purchase. Rhythm asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Fasting Secret against 4.7 for Rhythm. Both are backed by a comparable volume of ratings — 1.6K and 458 respectively. Written reviews are what separate them: 68% of Fasting Secret's written reviews are positive against 89% of Rhythm's.

Fasting Secret ships an update every 3 weeks, Rhythm every 13 months. The most recent releases landed on October 20, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Fasting Secret | Rhythm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.6K ratings)](https://appshunter.io/ios/app/fasting-secret/id597254369/reviews) | **[4.7 (458 ratings)](https://appshunter.io/ios/app/rhythm-fasting-tracker/id1377199450/reviews)** |
| Number of ratings | **1.6K** | 458 |
| Positive reviews | 67.8% of reviews | **88.6% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 13 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 3 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Fenlander Software Solutions Ltd](https://appshunter.io/developer/483910784) | [Bijan Cronin](https://appshunter.io/developer/1377199449) |

## What reviewers say

### Fasting Secret

[App page](https://appshunter.io/ios/app/fasting-secret/id597254369)

This app helps you track your fasting periods, monitor your weight, and record body measurements. It offers features for manual or scheduled fasts, progress visualization, and motivational tools to support your health and weight loss goals.

**Highlights:** Manual and scheduled fasting periods, Weight and body measurement tracking, Progress visualization with graphs, Daily notes for motivation, Data export to text files, Multi-user support with privacy locks

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $1.99 | one-time |

**What reviewers like**

- 🚀 Makes fasting easier
- 👍 Simple and useful app
- 👍 Great for tracking fasting
- 👍 Awesome app, been using it for years
- 👍 Superb app

**What reviewers complain about**

- 🐛 Wildly antiquated app
- 🐛 Ugly UI design
- 🐛 Doesn't let you change weight units
- 🐛 Doesn't work properly
- 🐛 Ads are annoying

**Reported bugs**

- Timer resets unexpectedly
- Can't edit active fast
- Goal date not working
- Upgrading issues

**Requested features**

- Ability to record past fasts
- Scheduled fasts with alerts
- Sync with Health app
- Water tracking
- Fasting benefits info


### 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 Fasting Secret free?

Fasting Secret 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, Fasting Secret or Rhythm?

Rhythm is rated higher. Fasting Secret averages 4.6 out of 5 from 1.6K ratings, while Rhythm averages 4.7 from 458 ratings.

### Do Fasting Secret or Rhythm have ads?

Neither Fasting Secret nor Rhythm shows ads.

### Which is updated more often, Fasting Secret or Rhythm?

Fasting Secret ships an update every 3 weeks, and Rhythm every 13 months. Most recently, Fasting Secret was updated on October 20, 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.*