LCW-1 is app with 8 monophonic synthesizers.

This app is for playing the SE (sound effect).
It resembles ToyTone released in the past.

MIDI is supported only "Note On", "Note Off" and "All Note Off".


Anti-Aliasing has implemented.
"AA" on app is an abbreviation for "Anti-Aliasing".
When turning off anti-aliasing, it sounds like ToyTone.

Delay Effect

Supported from short interval to around 1 second.


- Drum

Receive "Note On/Note Off" and work like a drum machine.
In the "Note" setting you can change it with the application.

- Synth

Using 1-8 channels, it operates as 8 monophonic synthesizers.

- Virtual MIDI In

Implemented on the premise that it will be used while hosted with the Inter-App Audio host application.

and more.

- Support Inter-App Audio (Generator only)
- Timbre that can be stored is 24

To receive MIDI on LCW-1, Camera Connection Kit and MIDI device (ex. USB MIDI Interface) is required.

What’s New

Version 1.0.4

This app has been updated by Apple to use the latest Apple signing certificate.


- Fix bugs about MIDI port detection.

Ratings and Reviews

3.0 out of 5
1 Rating

1 Rating

dsb897348 ,

Almost amazing. Missing key feature

I loved toy tone and wanted to use it in my Audiobus setup. So when I heard LCW-1 had MIDI I bought it immediately. I can connect to Audiobus...BUT there’s no setting for background audio 😢. So it’s unusable unless the window is open

App Privacy

The developer, Itoh Tomoaki, has not provided details about its privacy practices and handling of data to Apple.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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