# DSP sound master vs CarAudioApp

The clearest difference is update cadence: CarAudioApp at every 4 months against DSP sound master'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.

DSP sound master ships an update every 9 months, CarAudioApp every 4 months. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | DSP sound master | CarAudioApp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 months** |
| Size | 24 MB | 16 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [师贤 陈](https://appshunter.io/developer/1754678152) | [Shenzhen EASYWAY Technology Co., Ltd.](https://appshunter.io/developer/1525814132) |

## What reviewers say

### DSP sound master

[App page](https://appshunter.io/ios/app/dsp-sound-master/id6511249208)

**In-app purchases:** none


### CarAudioApp

[App page](https://appshunter.io/ios/app/caraudioapp/id6673899081)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DSP sound master free?

DSP sound master is free to download, with no in-app purchases.

### Is CarAudioApp free?

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

### Do DSP sound master or CarAudioApp have ads?

Neither DSP sound master nor CarAudioApp shows ads.

### Which is updated more often, DSP sound master or CarAudioApp?

DSP sound master ships an update every 9 months, and CarAudioApp every 4 months. Most recently, DSP sound master was updated on October 27, 2026 and CarAudioApp on October 7, 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.*