Sb did have a mobile version, through aeria games. It only let you go up to level 20.
https://steparu.com/~steparu/latest-news/1250-scarlet-blade-mobile-download
If your sound settings, on your computer, are set to any form of surround (4.1 / 5.1 / 7.1) then SB can have issues. Make sure game is closed, set sound to stereo and try game again.