# NDS6831 vs Smart Pedal

The clearest difference is iOS requirement: NDS6831 at 9.0 against Smart Pedal's 15.4. 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.

NDS6831 ships an update every 3 weeks, Smart Pedal monthly. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | NDS6831 | Smart Pedal |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 36 MB | 243 MB |
| Requires iOS | **9.0** | 15.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Aidan Blessindo Electronic Co.,Ltd.](https://appshunter.io/developer/1413008258) | [标 黄](https://appshunter.io/developer/1693034538) |

## 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


### Smart Pedal

[App page](https://appshunter.io/ios/app/smart-pedal/id6450621000)

**In-app purchases:** none


## Frequently asked questions

### Is NDS6831 free?

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

### Is Smart Pedal free?

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

### Do NDS6831 or Smart Pedal have ads?

Neither NDS6831 nor Smart Pedal shows ads.

### Which is updated more often, NDS6831 or Smart Pedal?

NDS6831 ships an update every 3 weeks, and Smart Pedal monthly. Most recently, NDS6831 was updated on November 3, 2026 and Smart Pedal on October 27, 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.*