# NDS6831 vs A800 DSP

The clearest difference is update cadence: A800 DSP at every 2 weeks against NDS6831's every 3 weeks. NDS6831's advantage is iOS requirement (9.0 vs 12.0). 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.

NDS6831 ships an update every 3 weeks, A800 DSP every 2 weeks. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | NDS6831 | A800 DSP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 36 MB | 8 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Aidan Blessindo Electronic Co.,Ltd.](https://appshunter.io/developer/1413008258) | [Guangzhou Coolpower Technology Co., Ltd.](https://appshunter.io/developer/1152993269) |

## What reviewers say

### NDS6831

[App page](https://appshunter.io/ios/app/nds6831/id1460128239)

This application connects to Nakamichi Digital Sound Processors, allowing users to control and customize their audio settings. It provides an interface for adjusting various sound parameters to optimize the listening experience.

**Highlights:** Connects to Nakamichi DSPs, Control audio settings, Customize sound parameters, Optimize listening experience

**Features:** macOS Compatibility

**In-app purchases:** none


### A800 DSP

[App page](https://appshunter.io/ios/app/a800-dsp/id6471109390)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NDS6831 free?

NDS6831 is free to download, with no in-app purchases.

### Is A800 DSP free?

A800 DSP is free to download, with no in-app purchases.

### Do NDS6831 or A800 DSP have ads?

Neither NDS6831 nor A800 DSP shows ads.

### Which is updated more often, NDS6831 or A800 DSP?

NDS6831 ships an update every 3 weeks, and A800 DSP every 2 weeks. Most recently, NDS6831 was updated on October 13, 2026 and A800 DSP 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.*