# NEPTUNE amplifier control vs The Master DSP

The clearest difference is update cadence: NEPTUNE amplifier control at every 3 months against The Master DSP's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NEPTUNE amplifier control ships an update every 3 months, The Master DSP every 9 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | NEPTUNE amplifier control | The Master DSP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Size | 33 MB | 62 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pavlo Glazunov](https://appshunter.io/developer/1834138014) | [伟 陈](https://appshunter.io/developer/1837176650) |

## What reviewers say

### NEPTUNE amplifier control

[App page](https://appshunter.io/ios/app/neptune-amplifier-control/id6751232865)

**In-app purchases:** none


### The Master DSP

[App page](https://appshunter.io/ios/app/the-master-dsp/id6755132650)

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

**In-app purchases:** none


## Frequently asked questions

### Is NEPTUNE amplifier control free?

NEPTUNE amplifier control is free to download, with no in-app purchases.

### Is The Master DSP free?

The Master DSP is free to download, with no in-app purchases.

### Do NEPTUNE amplifier control or The Master DSP have ads?

Neither NEPTUNE amplifier control nor The Master DSP shows ads.

### Which is updated more often, NEPTUNE amplifier control or The Master DSP?

NEPTUNE amplifier control ships an update every 3 months, and The Master DSP every 9 months. Most recently, NEPTUNE amplifier control was updated on October 25, 2026 and The Master DSP 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.*