# SFM vs ECA Boilers

The clearest difference is device support: ECA Boilers at 3 against SFM's —. SFM's advantage is iOS requirement (13.0 vs 15.6). 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 | SFM | ECA Boilers |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Size | 37 MB | 22 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [The Intellect Pte Ltd.](https://appshunter.io/developer/1463364132) | [LightPe](https://appshunter.io/developer/1609628711) |

## What reviewers say

### SFM

[App page](https://appshunter.io/ios/app/sfm-moe/id6468446403)

**In-app purchases:** none


### ECA Boilers

[App page](https://appshunter.io/ios/app/eca-boilers/id6745733255)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SFM free?

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

### Is ECA Boilers free?

ECA Boilers 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.*