# DOM Service vs SAM

The clearest difference is update cadence: DOM Service at every 2 months against SAM's every 4 months. 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.

DOM Service ships an update every 2 months, SAM every 4 months. The most recent releases landed on August 26, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | DOM Service | SAM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 78 MB | 60 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [DOM Sicherheitstechnik GmbH & Co. KG](https://appshunter.io/developer/1557896636) | [Schulte-Schlagbaum AG](https://appshunter.io/developer/1599317246) |

## What reviewers say

### DOM Service

[App page](https://appshunter.io/ios/app/dom-service/id1630356411)

**Features:** Vision Pro support

**In-app purchases:** none


### SAM

[App page](https://appshunter.io/ios/app/sam-app/id6756646730)

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

**In-app purchases:** none


## Frequently asked questions

### Is DOM Service free?

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

### Is SAM free?

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

### Do DOM Service or SAM have ads?

Neither DOM Service nor SAM shows ads.

### Which is updated more often, DOM Service or SAM?

DOM Service ships an update every 2 months, and SAM every 4 months. Most recently, DOM Service was updated on August 26, 2026 and SAM on September 18, 2026.

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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.*