# DSPSystem vs ACXTouch

The clearest difference is iOS requirement: ACXTouch at 9.3 against DSPSystem's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

DSPSystem ships an update every 5 months, ACXTouch every 8 months. The most recent releases landed on September 12, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | DSPSystem | ACXTouch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Size | 93 MB | 19 MB |
| Requires iOS | 13.0 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [星忠 宁](https://appshunter.io/developer/1446136891) | [Golden Sound](https://appshunter.io/developer/1751435680) |

## What reviewers say

### DSPSystem

[App page](https://appshunter.io/ios/app/dspsystem/id6478640424)

**In-app purchases:** none


### ACXTouch

[App page](https://appshunter.io/ios/app/acxtouch/id6736635930)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DSPSystem free?

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

### Is ACXTouch free?

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

### Do DSPSystem or ACXTouch have ads?

Neither DSPSystem nor ACXTouch shows ads.

### Which is updated more often, DSPSystem or ACXTouch?

DSPSystem ships an update every 5 months, and ACXTouch every 8 months. Most recently, DSPSystem was updated on September 12, 2026 and ACXTouch on September 10, 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.*