A free app for Android, by Roland Corporation.

Piano Partner 2 is a free app that is available for Android mobile devices. It is designed to help you learn to play the piano and have fun while doing it. It offers a variety of songs, from classical to jazz and popular, that you can play on your Android device. The app also has a built-in score editor that allows you to create and edit your scores. It is also possible to edit the settings, such as the tempo and the pitch, to make the music sound better. In addition, it has an audio editor that allows you to change the volume and the pitch of the music.

This app also has a built-in recording function that lets you record your performance and edit it later. You can use the built-in microphone to record your voice. It has a built-in musical database that allows you to search for the notes you want to play. It has a built-in music player that allows you to play your music.