Opsu is an open-source version of osu! written in java and it is now on the play store. You can download beatmaps from anywhere you want and play them on your phone, and even post your scores on leaderboards to compete with friends!

Opsu is published under the GNU GPL v3 licsence
The code for Opsu can be found here:
https://github.com/itdelatrisu/opsu
Opsu's fork for android is here:
https://github.com/fluddokt/opsu
Code for this app:
https://github.com/AnirudhRahul/opsu-Android
Credits for everyone who contributed their artwork to this app are here:
https://github.com/itdelatrisu/opsu/blob/master/CREDITS.md

1. Haga clic en el botón de descarga para ir a la página de descarga.

2. Para el archivo APK normal, puede descargar directamente el archivo o puede elegir descargarlo rápidamente con nuestro instalador.

3. Para archivos especiales como XAPK o BAPK, debe elegir descargar rápidamente el archivo con nuestro instalador.

4. Cuando termine de descargar el archivo, debe permitir que su teléfono instale el archivo desde un recurso desconocido.

Fixed some beatmap servers that were not working
Added some more server options to download beatmaps
Added automatic bug reporting!
Reduced app size
64 bit support
Performance Improvements