# Stress Matrix vs NUX Audio

The clearest difference is in-app purchases: NUX Audio at none against Stress Matrix's 1. NUX Audio also leads on device support (3 vs 1). Stress Matrix's advantage is update cadence (daily vs every 3 weeks). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Stress Matrix sells 1 one-off in-app purchase. NUX Audio asks for nothing beyond the download.

Stress Matrix ships an update daily, NUX Audio every 3 weeks. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Stress Matrix | NUX Audio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/nux-audio/id6744304964/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 weeks |
| Monetization | — | Free |
| Size | 2 MB | 235 MB |
| Requires iOS | 16.2 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mehmet Erdem Devge](https://appshunter.io/developer/1464750482) | [Cherub Technology Co. Ltd](https://appshunter.io/developer/468999269) |

## What reviewers say

### Stress Matrix

[App page](https://appshunter.io/ios/app/stress-matrix/id6736342574)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| lifetime | $1.99 | one-time |


### NUX Audio

[App page](https://appshunter.io/ios/app/nux-audio/id6744304964)

This app offers a comprehensive suite of high-performance electric sound gear, including amplifiers, multi-effects, and wireless systems. It's designed for musicians and enthusiasts, providing versatile tone options for various settings like stage, studio, and practice.

**Highlights:** Amplifiers, Multi-effects processors, Integrated processors, Wireless systems, Modeling technology, Versatile tone options

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

**In-app purchases:** none


## Frequently asked questions

### Is Stress Matrix free?

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

### Is NUX Audio free?

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

### Do Stress Matrix or NUX Audio have ads?

Neither Stress Matrix nor NUX Audio shows ads.

### Which is updated more often, Stress Matrix or NUX Audio?

Stress Matrix ships an update daily, and NUX Audio every 3 weeks. Most recently, Stress Matrix was updated on October 30, 2026 and NUX Audio on October 24, 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.*