# Digitales Lüftungsaufmaß vs Exaroo

The clearest difference is in-app purchases: Digitales Lüftungsaufmaß at none against Exaroo's 2. Digitales Lüftungsaufmaß also leads on iOS requirement (15.0 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Exaroo sells 2 in-app purchases, starting at $0.99 per month. Digitales Lüftungsaufmaß asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Digitales Lüftungsaufmaß | Exaroo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/digitales-luftungsaufma/id1583576047/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 35 MB | 7 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Markora Digital Solutions GmbH](https://appshunter.io/developer/1583576049) | [Kleinbild Verlag GmbH](https://appshunter.io/developer/1885910642) |

## What reviewers say

### Digitales Lüftungsaufmaß

[App page](https://appshunter.io/ios/app/digitales-luftungsaufma/id1583576047)

Create detailed measurements for ventilation ducts and fittings with a 3D visualizer. Input data quickly, validate entries, and export to various formats. Designed for professionals in ventilation technology.

**Highlights:** Digital measurement of ducts and fittings, 3D live view of components, Input validation, Compliance with DIN 18379, PDF, Excel, and XML export, Integrated data shipping

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

**In-app purchases:** none


### Exaroo

[App page](https://appshunter.io/ios/app/exaroo/id6760720640)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Exaroo Pro Monthly | $0.99 | per month |
| Exaroo Pro Yearly | $9.99 | per year |


## Frequently asked questions

### Is Digitales Lüftungsaufmaß free?

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

### Is Exaroo free?

Exaroo is free to download, with in-app purchases available.

### Do Digitales Lüftungsaufmaß or Exaroo have ads?

Neither Digitales Lüftungsaufmaß nor Exaroo shows ads.

### Which is updated more often, Digitales Lüftungsaufmaß or Exaroo?

Digitales Lüftungsaufmaß ships an update every 2 months, and Exaroo every 2 months. Most recently, Digitales Lüftungsaufmaß was updated on October 20, 2026 and Exaroo on October 14, 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.*