I don't speak English and I'm not a programmer! Everything I did was ask Google right questions 
Application will search for name patterns like: sliderb*.png, "soft-*.wav" etc. and it will delete files.
Story board folder also will be deleted.
Everything will be deleted not moved to Recycle Bin.
Move .exe to Osu!\Songs folder
As I wrote earlier I'm not a programmer so be careful with that app ;p
Download link (source + exe):
http://www.mediafire.com/file/bx7kgbbfai3kqks/Osu%21Remover.zip
Application will search for name patterns like: sliderb*.png, "soft-*.wav" etc. and it will delete files.
Story board folder also will be deleted.
Everything will be deleted not moved to Recycle Bin.
Move .exe to Osu!\Songs folder
As I wrote earlier I'm not a programmer so be careful with that app ;p
Download link (source + exe):
http://www.mediafire.com/file/bx7kgbbfai3kqks/Osu%21Remover.zip