# DOM Update vs KRS Firmware Update

DOM Update and KRS Firmware Update are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | DOM Update | KRS Firmware Update |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 53 MB | 3 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DOM Sicherheitstechnik GmbH & Co. KG](https://appshunter.io/developer/1557896636) | [KRS Corporation](https://appshunter.io/developer/1821052166) |

## What reviewers say

### DOM Update

[App page](https://appshunter.io/ios/app/dom-update/id1668985801)

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

**In-app purchases:** none


### KRS Firmware Update

[App page](https://appshunter.io/ios/app/krs-firmware-update/id6776874491)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DOM Update free?

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

### Is KRS Firmware Update free?

KRS Firmware Update is free to download, with no in-app purchases.

### Do DOM Update or KRS Firmware Update have ads?

Neither DOM Update nor KRS Firmware Update 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.*