# Intermittent Fasting vs Fast

The clearest difference is iOS requirement: Intermittent Fasting at 13.0 against Fast's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Intermittent Fasting | Fast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 85 MB | 35 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [BJS Soft Solutions LLC](https://appshunter.io/developer/1728433156) | [CodeHive](https://appshunter.io/developer/1196672412) |

## What reviewers say

### Intermittent Fasting

[App page](https://appshunter.io/ios/app/intermittent-fasting-ai-scan/id6740405541)

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

**In-app purchases:** none


### Fast

[App page](https://appshunter.io/ios/app/fast-intermittent-fasting/id6741595659)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Intermittent Fasting free?

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

### Is Fast free?

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

### Do Intermittent Fasting or Fast have ads?

Neither Intermittent Fasting nor Fast 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.*