# Barthauer App vs Construction Defect Tracker

The clearest difference is update cadence: Construction Defect Tracker at every 3 weeks against Barthauer App's every 6 months. Barthauer App's advantage is iOS requirement (14.0 vs 16.6). 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.

Barthauer App ships an update every 6 months, Construction Defect Tracker every 3 weeks. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Barthauer App | Construction Defect Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 23 MB | 2 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [wissenswerft GmbH](https://appshunter.io/developer/516502110) | [Michael Roennau](https://appshunter.io/developer/1499959874) |

## What reviewers say

### Barthauer App

[App page](https://appshunter.io/ios/app/barthauer-app/id1666647996)

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

**In-app purchases:** none


### Construction Defect Tracker

[App page](https://appshunter.io/ios/app/construction-defect-tracker/id6460030445)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Barthauer App free?

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

### Is Construction Defect Tracker free?

Construction Defect Tracker is free to download, with no in-app purchases.

### Do Barthauer App or Construction Defect Tracker have ads?

Neither Barthauer App nor Construction Defect Tracker shows ads.

### Which is updated more often, Barthauer App or Construction Defect Tracker?

Barthauer App ships an update every 6 months, and Construction Defect Tracker every 3 weeks. Most recently, Barthauer App was updated on October 7, 2026 and Construction Defect Tracker on September 29, 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.*