# Fastyn vs 168 Fasting

The clearest difference is in-app purchases: 168 Fasting at none against Fastyn's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Fastyn sells 3 in-app purchases, starting at $1.99 per 7 days. 168 Fasting asks for nothing beyond the download.

## The numbers

| Metric | Fastyn | 168 Fasting |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 35 MB | 3 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [MANUEL MATAS GALEOTE](https://appshunter.io/developer/1794633190) | [一鸥 张](https://appshunter.io/developer/1802883570) |

## What reviewers say

### Fastyn

[App page](https://appshunter.io/ios/app/fastyn-intermittent-fasting/id6744653719)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fastyn Plus Weekly | $1.99 | per 7 days |
| Fastyn Plus Monthly | $3.99 | per month |
| Fastyn Plus Annual | $17.99 | per year |


### 168 Fasting

[App page](https://appshunter.io/ios/app/168-fasting/id6762705730)

**In-app purchases:** none


## Frequently asked questions

### Is Fastyn free?

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

### Is 168 Fasting free?

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

### Do Fastyn or 168 Fasting have ads?

Neither Fastyn nor 168 Fasting shows ads.

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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.*