# Fast vs Fastinja

The clearest difference is iOS requirement: Fastinja at 15.1 against Fast's 17.0. 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 | Fast | Fastinja |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 6 MB | 28 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Invotek AS](https://appshunter.io/developer/1836667478) | [Pawel Bednarski](https://appshunter.io/developer/1896163395) |

## What reviewers say

### Fast

[App page](https://appshunter.io/ios/app/fast-e-intermittent-fasting/id6759206116)

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

**In-app purchases:** none


### Fastinja

[App page](https://appshunter.io/ios/app/fastinja/id6766015477)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fast free?

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

### Is Fastinja free?

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

### Do Fast or Fastinja have ads?

Neither Fast nor Fastinja 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.*