# Fasting Timer 16 vs Fasting Clock

The clearest difference is in-app purchases: Fasting Clock at none against Fasting Timer 16's 4. Fasting Timer 16's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Fasting Timer 16 sells 4 in-app purchases, starting at $3.99 per 7 days. Fasting Clock asks for nothing beyond the download.

Fasting Timer 16 ships an update every 2 months, Fasting Clock every 4 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Fasting Timer 16 | Fasting Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 42 MB | 3 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Baddou](https://appshunter.io/developer/1867890628) | [LEAN ASIA CO., LTD](https://appshunter.io/developer/1815050814) |

## What reviewers say

### Fasting Timer 16

[App page](https://appshunter.io/ios/app/fasting-timer-168-tracker/id6757883746)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium | $4.99 | per month |
| Premium | $34.99 | per year |
| Premium Lifetime | $69.99 | one-time |


### 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 Fasting Timer 16 free?

Fasting Timer 16 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 Fasting Timer 16 or Fasting Clock have ads?

Neither Fasting Timer 16 nor Fasting Clock shows ads.

### Which is updated more often, Fasting Timer 16 or Fasting Clock?

Fasting Timer 16 ships an update every 2 months, and Fasting Clock every 4 months. Most recently, Fasting Timer 16 was updated on October 7, 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.*