# Centrico vs FastFast

The clearest difference is device support: FastFast at 2 against Centrico's —. Centrico's advantage is iOS requirement (13.0 vs 26.0). On price and in-app purchases 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 | Centrico | FastFast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Size | 25 MB | 13 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Fernando Quintana](https://appshunter.io/developer/1758379392) | [Parsa Nasirimehr](https://appshunter.io/developer/1756768895) |

## What reviewers say

### Centrico

[App page](https://appshunter.io/ios/app/centrico/id6766435907)

**In-app purchases:** none


### FastFast

[App page](https://appshunter.io/ios/app/fastfast-fasting-tracker/id6767055447)

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

**In-app purchases:** none


## Frequently asked questions

### Is Centrico free?

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

### Is FastFast free?

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

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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.*