Osu! is a rhythm game developed by Dean "peppy" Herbert and released in 2007. Players use a mouse, graphics tablet, or touchscreen to click, slide, or spin objects in time with the music.
The Osu! game logo features the Aller Bold font, a sans-serif font family designed by Dalton Maag in 2008 for the Danish School of Media and Journalism. You can download this font at no cost here at FontGet.