Hello!
I have made a game in Gdx so it runs in both Android and Java on any platform. The game is published in version on Android market, free (ads) and full.
Stardust Battle
Classic Space shooter with some modern additions such as upgrade shop, achievements and online global score board
Website: http://www.aperico.com/stardust/
Demo on Youtube: http://www.youtube.com/watch?v=p1zPIiCU4Ec