# ECU vs W

The clearest difference is device support: W at 3 against ECU's —. ECU's advantage is iOS requirement (11.0 vs 15.1). 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 | ECU | W |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 3 months |
| Size | 27 MB | 47 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Appleby Italiana Srl](https://appshunter.io/developer/1458734548) | [Western Co. S.r.l.](https://appshunter.io/developer/1088977465) |

## What reviewers say

### ECU

[App page](https://appshunter.io/ios/app/ecu-22-irrimec/id1615544718)

**In-app purchases:** none


### W

[App page](https://appshunter.io/ios/app/w-cloud/id6738139152)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECU free?

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

### Is W free?

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

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*