VAPolyMk4 is made and published by Ryo Togawa. AppBrain is an independent app data site and isn't affiliated with Ryo Togawa. The app name, icon, screenshots and description belong to Ryo Togawa and are shown as published on the App Store.
AppBrain's verdict
- Rating on App Store
- 5.00
- 2 ratings
- Last updated
- December 17, 2025
- Size
- 19.6 MB
It doesn't have enough ratings yet to judge what users think.
User feedback
Ratings and reviews on the App StoreComments on VAPolyMk4 for iOS
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Store listing
By Ryo Togawa, from the App Store
Description by Ryo Togawa Written by the developer, not by AppBrain. Click to read.
VAPolyMk4 operates as a stand alone or as an AudioUnit Extension (AUv3) for iPhone, iPad and Mac. Stand Alone supports Ableton Link, MIDI and audio file export. Built-in Effects include delay, chorus, flanger, reverb, eq and compressor. Project files can be saved in iCloud Drive, so that the project can be accessed from iPhone, iPad or Mac.
Main Features
Bi-timbral Polyphonic Synthesizer.
Output morphing.
Classic Ring Modulator.
Global Offset Parameter Control.
Three oscillators featuring hard sync and through zero FM.
Maximum 8 voice polyphony. it depends on performance of the device it is running.
Built-in effects and piano roll sequencer.
Audio Export. Linear PCM format (AIFF, WAV and CAF) and compressed format (AAC)
Support Audio Unit Extension (AUv3).
Support MIDI 2.0. Support Foot Pedal and Per Note Control.
Support Ableton Link, Bluetooth MIDI, MIDI In / Out.
Works on iPhone, iPad and Mac. Support iCloud Drive to share project files between the platforms.
Full Factory Preset: 230, Synth CH: 160, Effect: 40
Improvements
Support MIDI Foot Pedal (CC#11, CC#64)
Support MIDI2.0 Per Note Control Messages
MIDI CC Settings are saved. It will be recovered when the app launched in the next time.
UI Color can be selected from black, navy or gray.
System Requirements
iOS 17.0 or later
Devices with Apple Silicon are recommended. A13 Fusion or above is highly recommended. if sound is distorted when using a device with less CPU power, reduce number of voices.
AudioUnit Extension (AUv3) requires host application which support AudioUnit Extension.
AudioUnit Extension is supported by Apple Logic and Apple Garage Band on iOS and macOS. For any other DAW, it depends on the application and some of them don’t support AudioUnit Extension.
Safety and technology
Found in the app by AppBrain- Price
- $14.99
- App size
- 19.6 MB
- Content rating
- Everyone
Technologies used by VAPolyMk4
Releases
Updates seen on the App Store- Version
- 1.0.1
- Launched
- October 2025
No changelog data
Alternatives
Similar apps and more from Ryo TogawaMore from Ryo Togawa
Rankings
App Store top chartsApp Store Rankings for VAPolyMk4
About the app and developer
About VAPolyMk4
VAPolyMk4 is a music app developed by Ryo Togawa.
User Ratings
VAPolyMk4 is rated 5.00 out of 5 stars. The rating is based on 2 ratings.
App Information
VAPolyMk4 costs $14.99. The app size is 19.60 MB. The latest version available is 1.0.1. The last update was on December 17, 2025.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since October 2025.
Developer information for Ryo Togawa
Address:
Frequently asked questions about VAPolyMk4
Is VAPolyMk4 free?
No. VAPolyMk4 costs $14.99 on the App Store.
Is VAPolyMk4 still available?
Yes. VAPolyMk4 is on the App Store, and the last update we saw was on December 17, 2025.
How large is VAPolyMk4?
VAPolyMk4 is 19.60 MB.
Is VAPolyMk4 suitable for children?
App Store rates the content of VAPolyMk4 as suitable for everyone.
How do people rate VAPolyMk4?
VAPolyMk4 scores 5.00 out of 5 stars, from 2 ratings on the App Store.
Who made VAPolyMk4?
VAPolyMk4 was developed by Ryo Togawa. It is listed in the music category on the App Store.