# ERLUS Profi vs Gemeinde Bad Kohlgrub

The clearest difference is update cadence: ERLUS Profi at every 4 months against Gemeinde Bad Kohlgrub's every 15 months. Gemeinde Bad Kohlgrub's advantage is iOS requirement (13.0 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.

ERLUS Profi ships an update every 4 months, Gemeinde Bad Kohlgrub every 15 months. The most recent releases landed on October 6, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ERLUS Profi | Gemeinde Bad Kohlgrub |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 15 months |
| Monetization | Free | — |
| Size | 26 MB | 28 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ERLUS AG](https://appshunter.io/developer/1113943917) | [Gemeinde Bad Kohlgrub](https://appshunter.io/developer/1708397163) |

## What reviewers say

### ERLUS Profi

[App page](https://appshunter.io/ios/app/erlus-profi-app-dach/id952643496)

This tool assists professional roofers by allowing them to create and manage construction projects, select roofing tiles, and perform precise calculations for wind load, snow protection, and material quantities. It guides users through data input and offers PDF exports for project summaries and product details.

**Highlights:** Create and manage construction projects, Select appropriate roofing tiles, Calculate material quantities, Determine wind load safety, Calculate snow protection systems, Export project summaries as PDF

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

**In-app purchases:** none


### Gemeinde Bad Kohlgrub

[App page](https://appshunter.io/ios/app/gemeinde-bad-kohlgrub/id6467200081)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ERLUS Profi free?

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

### Is Gemeinde Bad Kohlgrub free?

Gemeinde Bad Kohlgrub is free to download, with no in-app purchases.

### Do ERLUS Profi or Gemeinde Bad Kohlgrub have ads?

Neither ERLUS Profi nor Gemeinde Bad Kohlgrub shows ads.

### Which is updated more often, ERLUS Profi or Gemeinde Bad Kohlgrub?

ERLUS Profi ships an update every 4 months, and Gemeinde Bad Kohlgrub every 15 months. Most recently, ERLUS Profi was updated on October 6, 2026 and Gemeinde Bad Kohlgrub 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.*