Android Market Description said:
Current release at 1.5.2b
Download this App via the Android Market (search for the package "com.beatsportable.beats" or the keywords "keripo", "advanced rhythm game", "stepmania", "ddr", or "osu") or scan the above QR code with a barcode scanner.
Please also check out the official BeatsPortable website at http://beatsportable.com/
and visit the forums at http://beatsportable.com/forum/