# e3m DataCenter vs Sauter EMS Mobile

The clearest difference is update cadence: e3m DataCenter at every 9 months against Sauter EMS Mobile's every 56 months. Sauter EMS Mobile's advantage is iOS requirement (11.0 vs 13.0). 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.

e3m DataCenter ships an update every 9 months, Sauter EMS Mobile every 56 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | e3m DataCenter | Sauter EMS Mobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 56 months |
| Size | 56 MB | 62 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Opit Solutions SA](https://appshunter.io/developer/1475616716) | [Fr. Sauter AG](https://appshunter.io/developer/586916485) |

## What reviewers say

### e3m DataCenter

[App page](https://appshunter.io/ios/app/e3m-datacenter/id1475616718)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sauter EMS Mobile

[App page](https://appshunter.io/ios/app/sauter-ems-mobile/id1492242041)

**In-app purchases:** none


## Frequently asked questions

### Is e3m DataCenter free?

e3m DataCenter is free to download, with no in-app purchases.

### Is Sauter EMS Mobile free?

Sauter EMS Mobile is free to download, with no in-app purchases.

### Do e3m DataCenter or Sauter EMS Mobile have ads?

Neither e3m DataCenter nor Sauter EMS Mobile shows ads.

### Which is updated more often, e3m DataCenter or Sauter EMS Mobile?

e3m DataCenter ships an update every 9 months, and Sauter EMS Mobile every 56 months. Most recently, e3m DataCenter was updated on October 26, 2026 and Sauter EMS Mobile on October 25, 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.*