KeyJ: Music Theory is made and published by JoyPunk LLC. AppBrain is an independent app data site and isn't affiliated with JoyPunk LLC. The app name, icon, screenshots and description belong to JoyPunk LLC and are shown as published on the App Store.
About KeyJ: Music Theory
KeyJ: Music Theory is a music app developed by JoyPunk LLC.
User Ratings
The app has no ratings yet.
App Information
KeyJ: Music Theory is freely available from the App Store. The app size is 36.74 MB. The latest version available is 1.1.1. The last update was on August 28, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since April 2026.
More data about KeyJ: Music Theory
| Price | Free |
| Rating | No ratings |
| Ranking | Not ranked |
| Version | 1.1.1 |
| App size | 36.7 MB |
| Suitable for | Everyone |
Screenshots
Alternatives to KeyJ: Music Theory
Changelog of KeyJ: Music Theory
No changelog data
Developer information for JoyPunk LLC
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App Store Rankings for KeyJ: Music Theory
Technologies used by KeyJ: Music Theory
Frequently asked questions about KeyJ: Music Theory
Is KeyJ: Music Theory free?
Yes. KeyJ: Music Theory is free on the App Store.
Is KeyJ: Music Theory still available?
Yes. KeyJ: Music Theory is on the App Store, and the last update we saw was on August 28, 2026.
How large is KeyJ: Music Theory?
KeyJ: Music Theory is 36.74 MB.
Is KeyJ: Music Theory suitable for children?
App Store rates the content of KeyJ: Music Theory as suitable for everyone.
Who made KeyJ: Music Theory?
KeyJ: Music Theory was developed by JoyPunk LLC. It is listed in the music category on the App Store.
What are the best alternatives to KeyJ: Music Theory?
People looking at KeyJ: Music Theory also look at these music apps: HarmoniQ: Learn Music Theory, Music Clock - Music Theory, rooAIDJ, Perfect Pitch - Piano Notes, Functional Harmony.