Comparison

Disklavier Controller vs Composer Express

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Disklavier Controller

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
Read full description

• This exciting application allows you to control many of the basic functions of your Disklavier. More: • This exciting application allows you to control many of the basic functions of your Disklavier. - Main volume - Start and stop song playback - Selection of sources, albums, and songs - Simple recording functions - DisklavierRadio playback (some functions not available) - Balance, Transpose, Tempo and Part Cancel control • You can title a song after recording it. • Communication with the piano is via WiFi, so you can control your Disklavier from anywhere that your WiFi signal is available in your home. Notes: • This application will only work with compatible Disklavier models (Disklavier Mark IV Series Version 4.00 or later, E3 Series Version 3.00 or later, and DKC-850 Version 3.10 or later). • The iPhone/iPod touch/iPad must be connected to a WiFi access point that is on the same network as your Disklavier for this application to function.

About

Composer Express

This configuration tool streamlines system setup for authorized partners, simplifying installation and increasing productivity. It allows for account management, device connection, and system updates, both locally and remotely.

Highlights
  • Manage customer accounts and register controllers
  • Service and update customer systems remotely
  • Add and identify new controllers
  • Search and add device drivers
  • Configure project properties and network settings
  • Manage Zigbee and Z-Wave devices
  • Backup and load customer projects
Read full description

Composer Express is a configuration tool exclusively for authorized Control4 partners that dramatically simplifies the install process, allowing partners to minimize their time at job sites and increase their productivity during system setup. For smaller projects, use Composer Express standalone to create accounts, define a system, and connect devices. For more advanced projects, use it as a companion to the full Composer Pro programming experience. Key Features: • Search for, view, and add new customer accounts under your dealership • Register a controller to a customer account • Service and update a customer system locally or remotely • Add and identify a new controller into the project • Search and add device drivers from an online database or personal cloud storage • Set all project properties (date, time, timezone, location, locale & language, etc.) • Discover and add SDDP and IP devices on a local network • Setup and manage Zigbee networks and discover Zigbee devices • Add and manage supported Z-Wave devices • Update drivers on customer systems • Create connections between devices (AV Inputs, AV Outputs, Control, and Room) • Configure and set properties on device drivers • Manage room settings for device visibility, display order, or hide the room entirely • View Network status of all ZigBee (signal, battery, associated mesh controller) • Backup customer projects • Load customer projects (or project templates) from an online backup, USB drive, or Dropbox • Refresh Navigators • Assign a 4Sight license to a customer account • Reports controller serial number to support OvrC integration PLEASE NOTE: 1) Composer Express is available exclusively to authorized Control4 partners. 2) Partners can only access customers associated with their dealership. 3) Local and Remote Access to controllers requires Control4 OS version 2.7.0 and greater.

Screenshots

Disklavier Controller3 screens
Composer Express4 screens

Verdict

The call

The clearest difference is rating: Composer Express at 4.7 against Disklavier Controller's 2.7. Composer Express also leads on review sentiment (54% vs 35%) and update cadence (every 4 months vs every 10 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

Composer Express holds the better App Store score, 4.7 against 2.7. Both are backed by a comparable volume of ratings — 26 and 31 respectively. Written reviews point the same way: 35% of Disklavier Controller's written reviews are positive against 54% of Composer Express's.

UpkeepUpdate frequency

Disklavier Controller ships an update every 10 months, Composer Express every 4 months. The most recent releases landed on August 28, 2026 and September 12, 2026 respectively.

Scorecard3 real differences · 7 level
Disklavier Controller versus Composer Express: the parameters behind the verdict, then further details
ParameterDisklavier ControllerComposer Express
PriceFreeFree
Rating2.7 (26 ratings)4.7 (31 ratings) — better
Positive reviews34.6% of reviews53.8% of reviews — better
Number of ratings2631 — better
Update frequencyEvery 10 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.012.0
Further details — not scored
Size4 MB23 MB
Age rating4+4+
DeveloperYamaha Corporation of AmericaSnap One, LLC

Customer experience

Disklavier Controller

All ratings26 ratings
Positive38.5%
Neutral3.8%
Negative57.7%
Written reviews26 reviews
Positive34.6%
Neutral0.0%
Negative65.4%

Composer Express

All ratings31 ratings
Positive93.5%
Neutral3.2%
Negative3.2%
Written reviews13 reviews
Positive53.8%
Neutral15.4%
Negative30.8%

In-app purchases

None

Disklavier Controller

No in-app purchases

None

Composer Express

No in-app purchases

Questions

Is Disklavier Controller free?
Disklavier Controller is free to download, with no in-app purchases.
Is Composer Express free?
Composer Express is free to download, with no in-app purchases.
Which has better reviews, Disklavier Controller or Composer Express?
Composer Express is rated higher. Disklavier Controller averages 2.7 out of 5 from 26 ratings, while Composer Express averages 4.7 from 31 ratings.
Do Disklavier Controller or Composer Express have ads?
Neither Disklavier Controller nor Composer Express shows ads.
Which is updated more often, Disklavier Controller or Composer Express?
Disklavier Controller ships an update every 10 months, and Composer Express every 4 months. Most recently, Disklavier Controller was updated on August 28, 2026 and Composer Express on September 12, 2026.

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