Amazon Fire stick is a modified version of Android, so you can install Android apps on it. But not all apps might work due to compatibility issues.
https://7techgirl.com/apk/10976
OR https://7techgirl.com/cid/10976
. MELOBEAT - Awesome Piano & MP3 Rhythm Game is a Music android app developed by Float32, Inc.. The latest version is 1.7.10 and the it requires a 4.1 android version to run it. The awesome Music Game! Note. You can enable or disable Long Note and Double Notes by Buttons on Difficulty Menu!!!!!! 1. Be a pianist!! You can be a pianist with MELOBEAT!! More than 30 songs would be added every month!! 2. MP3 Rhythm Game Play MELOBEAT with your own MP3 files. MELOBEAT can play any song on your device. DRM-protected files would not be supported.. MELOBEAT was released 3 years ago, and is available for Free.