# AcousticApp vs EVENTRA (DE)

The clearest difference is update cadence: EVENTRA (DE) at every 6 weeks against AcousticApp's every 4 months. AcousticApp's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price, 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.

AcousticApp ships an update every 4 months, EVENTRA (DE) every 6 weeks. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | AcousticApp | EVENTRA (DE) |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 81.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 75 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [objectiv GmbH & Co. KG](https://appshunter.io/developer/1121646876) | [EVENTRA GmbH (DE)](https://appshunter.io/developer/6787072080) |

## What reviewers say

### AcousticApp

[App page](https://appshunter.io/ios/app/acousticapp/id1121646877)

Measure and analyze sound and room acoustics with professional tools. Calculate reverberation time, simulate acoustic changes, and test your hearing. Optimize spaces with advanced features and personalized reports.

**Highlights:** Professional sound and noise measurement (RTA), Reverberation time calculation and evaluation, Acoustic simulation before/after optimization, Hearing ability test across frequency ranges, Room acoustics calculation with user-defined absorbers, Personalized report generation

**Features:** macOS Compatibility

**In-app purchases:** none


### EVENTRA (DE)

[App page](https://appshunter.io/ios/app/eventra-de/id6791591128)

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

**In-app purchases:** none


## Frequently asked questions

### Is AcousticApp free?

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

### Is EVENTRA (DE) free?

EVENTRA (DE) is free to download, with no in-app purchases.

### Do AcousticApp or EVENTRA (DE) have ads?

Neither AcousticApp nor EVENTRA (DE) shows ads.

### Which is updated more often, AcousticApp or EVENTRA (DE)?

AcousticApp ships an update every 4 months, and EVENTRA (DE) every 6 weeks. Most recently, AcousticApp was updated on November 2, 2026 and EVENTRA (DE) on November 6, 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.*