# AUER Bauzentrum vs FX Ruch

The clearest difference is update cadence: AUER Bauzentrum at every 3 weeks against FX Ruch's every 6 months. AUER Bauzentrum also leads on iOS requirement (12.0 vs 15.0). 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.

AUER Bauzentrum ships an update every 3 weeks, FX Ruch every 6 months. The most recent releases landed on November 3, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | AUER Bauzentrum | FX Ruch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Size | 25 MB | 17 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [christmann informationstechnik + medien GmbH & Co. KG](https://appshunter.io/developer/1149308461) | [SCT Schiele GmbH](https://appshunter.io/developer/483354490) |

## What reviewers say

### AUER Bauzentrum

[App page](https://appshunter.io/ios/app/auer-bauzentrum/id6448425608)

**Features:** macOS Compatibility

**In-app purchases:** none


### FX Ruch

[App page](https://appshunter.io/ios/app/fx-ruch/id6695746198)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AUER Bauzentrum free?

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

### Is FX Ruch free?

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

### Do AUER Bauzentrum or FX Ruch have ads?

Neither AUER Bauzentrum nor FX Ruch shows ads.

### Which is updated more often, AUER Bauzentrum or FX Ruch?

AUER Bauzentrum ships an update every 3 weeks, and FX Ruch every 6 months. Most recently, AUER Bauzentrum was updated on November 3, 2026 and FX Ruch on September 19, 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.*