# Intermittent Fasting vs Fasting Clock

The clearest difference is in-app purchases: Fasting Clock at none against Intermittent Fasting's 2. Fasting Clock also leads on ads (none vs shown). Intermittent Fasting's advantage is update cadence (every 2 months vs every 4 months) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Intermittent Fasting sells 2 in-app purchases, starting at $3.99 per month. Fasting Clock asks for nothing beyond the download.

Intermittent Fasting ships an update every 2 months, Fasting Clock every 4 months. The most recent releases landed on September 20, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Intermittent Fasting | Fasting Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6754178036/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Ad-supported | — |
| Size | 35 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JanoGroup LLC](https://appshunter.io/developer/1781461557) | [LEAN ASIA CO., LTD](https://appshunter.io/developer/1815050814) |

## What reviewers say

### Intermittent Fasting

[App page](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6754178036)

Easily track your fasting journey with a simple timer and customizable plans. Monitor progress with stats, streaks, and a calendar to support weight loss and consistent intermittent fasting.

**Highlights:** Simple fasting timer, Popular fasting plans (16:8, OMAD, custom), Stats, streaks, and progress tracking, Fasting calendar and history, Smart reminders

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly - Premium | $3.99 | per month |
| Annual - Premium | $24.99 | per year |


### Fasting Clock

[App page](https://appshunter.io/ios/app/fasting-clock-168-omad-log/id6772257547)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Intermittent Fasting free?

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

### Is Fasting Clock free?

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

### Do Intermittent Fasting or Fasting Clock have ads?

Intermittent Fasting shows ads; Fasting Clock does not.

### Which is updated more often, Intermittent Fasting or Fasting Clock?

Intermittent Fasting ships an update every 2 months, and Fasting Clock every 4 months. Most recently, Intermittent Fasting was updated on September 20, 2026 and Fasting Clock on October 11, 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.*