Harmonaut is made and published by District One Mobile, LLC. AppBrain is an independent app data site and isn't affiliated with District One Mobile, LLC. The app name, icon, screenshots and description belong to District One Mobile, LLC and are shown as published on the App Store.

About Harmonaut

Harmonaut is a music app developed by District One Mobile, LLC.

What is the rating of Harmonaut?

Harmonaut is rated 5.00 out of 5 stars, based on 6 ratings.

Is Harmonaut free?

Harmonaut is free. The app size is 117.35 MB. The latest version available is 2026.2.7. The last update was on October 5, 2026.

What are the requirements for Harmonaut?

The app has a content rating of Everyone. The app has been available on the App Store since July 2026.

Description by District One Mobile, LLC (from the App Store)

Harmonaut™ is a chord instrument you play by feel. Press a key and hear a rich chord, voice-led smoothly from the last one, no theory needed.

Screenshots

Screenshots by District One Mobile, LLC, from the the App Store listing

Official page on the App Store

Alternatives to Harmonaut

Changelog of Harmonaut

No changelog data

Developer information for District One Mobile, LLC

District One Mobile, LLC

Address:

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App Store Rankings for Harmonaut

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Technologies used by Harmonaut

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