# ETON DSPcontrol vs A544DSP

The clearest difference is update cadence: A544DSP at every 5 weeks against ETON DSPcontrol's every 3 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.

ETON DSPcontrol ships an update every 3 months, A544DSP every 5 weeks. The most recent releases landed on June 25, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | ETON DSPcontrol | A544DSP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/eton-dspcontrol/id1476027002/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 14 MB | 21 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ETON Car-Audio GmbH](https://appshunter.io/developer/1541905591) | [杏生 卢](https://appshunter.io/developer/1094592555) |

## What reviewers say

### ETON DSPcontrol

[App page](https://appshunter.io/ios/app/eton-dspcontrol/id1476027002)

This application provides comprehensive control over your ETON DSP device. Easily create custom sound presets, adjust equalizer settings, time delay, phase shift, and stream audio directly from your smartphone or tablet within your vehicle.

**Highlights:** Create custom sound presets, Full DSP control, Graphical user interface, Integrated Equalizer, Time-Delay adjustment, Phase-Shift control, Audio streaming

**Features:** macOS Compatibility

**In-app purchases:** none


### A544DSP

[App page](https://appshunter.io/ios/app/a544dsp/id1670363148)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ETON DSPcontrol free?

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

### Is A544DSP free?

A544DSP is free to download, with no in-app purchases.

### Do ETON DSPcontrol or A544DSP have ads?

Neither ETON DSPcontrol nor A544DSP shows ads.

### Which is updated more often, ETON DSPcontrol or A544DSP?

ETON DSPcontrol ships an update every 3 months, and A544DSP every 5 weeks. Most recently, ETON DSPcontrol was updated on June 25, 2026 and A544DSP on September 11, 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.*