# MPX4088 vs NightShine AUv3 Compressor

The clearest difference is price: MPX4088 at Free against NightShine AUv3 Compressor's $4.99. MPX4088 also leads on iOS requirement (11.0 vs 15.0). NightShine AUv3 Compressor's advantage is update cadence (every 3 months vs every 8 months). On ads, in-app purchases and device support there is nothing between them.

MPX4088 is free to download; NightShine AUv3 Compressor costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MPX4088 ships an update every 8 months, NightShine AUv3 Compressor every 3 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | MPX4088 | NightShine AUv3 Compressor |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[3.3 (3 ratings)](https://appshunter.io/ios/app/nightshine-auv3-compressor/id6746288283/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | — | Paid |
| Size | 11 MB | 14 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SEIKAKU](https://appshunter.io/developer/860317297) | [DiscoDSP LLC](https://appshunter.io/developer/1465262828) |

## What reviewers say

### MPX4088

[App page](https://appshunter.io/ios/app/mpx4088/id1378860291)

**Features:** macOS Compatibility

**In-app purchases:** none


### NightShine AUv3 Compressor

[App page](https://appshunter.io/ios/app/nightshine-auv3-compressor/id6746288283)

This professional audio effect emulates the classic Alesis 3630 hardware compressor. It offers authentic analog modeling with advanced oversampling for pristine sound quality and musical compression. Features include dual detection modes, variable knee processing, and precise control over dynamics.

**Highlights:** Alesis 3630 hardware emulation, 16x oversampling for pristine audio, Dual Peak/RMS detection modes, Advanced knee processing with variable width, Authentic analog-style waveshaping, Brickwall limiter and auto makeup gain, 16 professional presets

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MPX4088 free?

MPX4088 is free to download, with no in-app purchases.

### Is NightShine AUv3 Compressor free?

NightShine AUv3 Compressor costs $4.99, with no in-app purchases.

### Do MPX4088 or NightShine AUv3 Compressor have ads?

Neither MPX4088 nor NightShine AUv3 Compressor shows ads.

### Which is updated more often, MPX4088 or NightShine AUv3 Compressor?

MPX4088 ships an update every 8 months, and NightShine AUv3 Compressor every 3 months. Most recently, MPX4088 was updated on October 26, 2026 and NightShine AUv3 Compressor on October 30, 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.*