# Qr vs TechServiceManager

The clearest difference is iOS requirement: Qr at 11.0 against TechServiceManager's 14.3. 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 | Qr | TechServiceManager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | — |
| Size | 20 MB | 40 MB |
| Requires iOS | **11.0** | 14.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TERRACOM S. A.](https://appshunter.io/developer/627896499) | [GLEISHER, TOV](https://appshunter.io/developer/1277630725) |

## What reviewers say

### Qr

[App page](https://appshunter.io/ios/app/qr-patrol-mars/id1066209068)

**In-app purchases:** none


### TechServiceManager

[App page](https://appshunter.io/ios/app/techservicemanager/id1602376993)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Qr free?

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

### Is TechServiceManager free?

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

### Do Qr or TechServiceManager have ads?

Neither Qr nor TechServiceManager 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.*