# Quality Heating Services vs Cortina E

The clearest difference is device support: Quality Heating Services at 3 against Cortina E's —. Quality Heating Services also leads on iOS requirement (8.0 vs 13.0). 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 | Quality Heating Services | Cortina E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Size | 44 MB | 60 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Waymark](https://appshunter.io/developer/1023389671) | [Promovec AS](https://appshunter.io/developer/1674758057) |

## What reviewers say

### Quality Heating Services

[App page](https://appshunter.io/ios/app/quality-heating-services/id1534591585)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cortina E

[App page](https://appshunter.io/ios/app/cortina-e/id6445944780)

**In-app purchases:** none


## Frequently asked questions

### Is Quality Heating Services free?

Quality Heating Services is free to download, with no in-app purchases.

### Is Cortina E free?

Cortina E 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.*