# Voice Crush vs NachweisApp

The clearest difference is in-app purchases: NachweisApp at none against Voice Crush's 4. NachweisApp also leads on update cadence (every 4 days vs every 6 weeks). Voice Crush's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 26.0). On price and ads there is nothing between them.

Both are free to download. Voice Crush sells 4 one-off in-app purchases. NachweisApp asks for nothing beyond the download.

Voice Crush ships an update every 6 weeks, NachweisApp every 4 days. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Voice Crush | NachweisApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/voice-crush-denoise-and-stutter/id1670383196/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 172 MB | 10 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Georgios Sgouridis](https://appshunter.io/developer/1508888255) | [KI-Shield UG (haftungsbeschraenkt)](https://appshunter.io/developer/1882464149) |

## What reviewers say

### Voice Crush

[App page](https://appshunter.io/ios/app/voice-crush-denoise-and-stutter/id1670383196)

This app uses AI to remove background noise, stutters, filler words, and mouth sounds from your audio recordings. It helps you create clear, articulate voice messages and recordings, even in noisy environments or when you have speech impediments.

**Highlights:** Advanced AI noise reduction, Stutter and filler word removal, Mouth and hesitation sound elimination, Silence shortening, Loudness normalization, Visualized audio improvement

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Credits Package | $0.99 | one-time |
| Bronze Credits Package | $3.99 | one-time |
| Silver Credits Package | $5.99 | one-time |
| Gold Credits Package | $9.99 | one-time |


### NachweisApp

[App page](https://appshunter.io/ios/app/nachweisapp/id6767900147)

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

**In-app purchases:** none


## Frequently asked questions

### Is Voice Crush free?

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

### Is NachweisApp free?

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

### Do Voice Crush or NachweisApp have ads?

Neither Voice Crush nor NachweisApp shows ads.

### Which is updated more often, Voice Crush or NachweisApp?

Voice Crush ships an update every 6 weeks, and NachweisApp every 4 days. Most recently, Voice Crush was updated on November 3, 2026 and NachweisApp on October 28, 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.*