# Bau vs WAREMA Programmierkabel Smart

The clearest difference is iOS requirement: WAREMA Programmierkabel Smart at 11.0 against Bau's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on June 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Bau | WAREMA Programmierkabel Smart |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | Every 5 months |
| Monetization | Free | — |
| Size | 2 MB | 26 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Open Experience GmbH](https://appshunter.io/developer/952266236) | [WAREMA Renkhoff SE](https://appshunter.io/developer/425669927) |

## What reviewers say

### Bau

[App page](https://appshunter.io/ios/app/bau-mangel/id952266237)

Streamline construction defect management with this mobile service. Capture issues on-site with photos, freehand notes, and text modules, automating documentation and saving significant time.

**Highlights:** On-site defect capture, Photo and freehand notes, Automated documentation, Time-saving text modules, Defect assignment and tracking, Email notifications and reports

**In-app purchases:** none


### WAREMA Programmierkabel Smart

[App page](https://appshunter.io/ios/app/warema-programmierkabel-smart/id1217539573)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bau free?

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

### Is WAREMA Programmierkabel Smart free?

WAREMA Programmierkabel Smart is free to download, with no in-app purchases.

### Do Bau or WAREMA Programmierkabel Smart have ads?

Neither Bau nor WAREMA Programmierkabel Smart shows ads.

### Which is updated more often, Bau or WAREMA Programmierkabel Smart?

Bau ships an update every 5 months, and WAREMA Programmierkabel Smart every 5 months. Most recently, Bau was updated on June 24, 2026 and WAREMA Programmierkabel Smart on September 21, 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.*