# Disklavier Controller vs QRSFinder

The clearest difference is update cadence: QRSFinder at every 6 weeks against Disklavier Controller's every 10 months. Disklavier Controller's advantage is review sentiment (35% vs 21%). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Disklavier Controller ships an update every 10 months, QRSFinder every 6 weeks. The most recent releases landed on August 28, 2026 and July 30, 2026 respectively.

## The numbers

| Metric | Disklavier Controller | QRSFinder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (26 ratings)](https://appshunter.io/ios/app/disklavier-controller-us/id467490291/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | **34.6% of reviews** | 21.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 4 MB | 64 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Yamaha Corporation of America](https://appshunter.io/developer/408058585) | [QRS Music](https://appshunter.io/developer/1034510122) |

## What reviewers say

### Disklavier Controller

[App page](https://appshunter.io/ios/app/disklavier-controller-us/id467490291)

Control key functions of your Disklavier piano remotely via WiFi. Adjust volume, manage playback, select songs, and perform simple recordings from your device. Compatible with specific Disklavier models.

**Highlights:** Main volume control, Start/stop song playback, Source, album, song selection, Simple recording functions, DisklavierRadio playback, Balance, Transpose, Tempo control

**Features:** macOS Compatibility

**In-app purchases:** none


### QRSFinder

[App page](https://appshunter.io/ios/app/qrsfinder/id1034510123)

Easily locate QRS PNOmation systems on your network. Connect directly to a single PNO environment or view a list of all network systems by serial number. Tap a serial number to launch the web app.

**Highlights:** Network QRS PNOmation system discovery, Stand Alone and Network mode support, List systems by serial number, Direct web app launch via serial number, Single PNO environment connection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Disklavier Controller free?

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

### Is QRSFinder free?

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

### Do Disklavier Controller or QRSFinder have ads?

Neither Disklavier Controller nor QRSFinder shows ads.

### Which is updated more often, Disklavier Controller or QRSFinder?

Disklavier Controller ships an update every 10 months, and QRSFinder every 6 weeks. Most recently, Disklavier Controller was updated on August 28, 2026 and QRSFinder on July 30, 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.*