# DSPSystem vs Equisound Online

The clearest difference is update cadence: Equisound Online at every 3 weeks against DSPSystem's every 5 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.

DSPSystem ships an update every 5 months, Equisound Online every 3 weeks. Both last shipped on October 16, 2026.

## The numbers

| Metric | DSPSystem | Equisound Online |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 93 MB | 52 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [星忠 宁](https://appshunter.io/developer/1446136891) | [世邦通信股份有限公司](https://appshunter.io/developer/1427374431) |

## What reviewers say

### DSPSystem

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

**In-app purchases:** none


### Equisound Online

[App page](https://appshunter.io/ios/app/equisound-online/id6751266256)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DSPSystem free?

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

### Is Equisound Online free?

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

### Do DSPSystem or Equisound Online have ads?

Neither DSPSystem nor Equisound Online shows ads.

### Which is updated more often, DSPSystem or Equisound Online?

DSPSystem ships an update every 5 months, and Equisound Online every 3 weeks. Most recently, DSPSystem was updated on October 16, 2026 and Equisound Online on October 16, 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.*