TS-UGOS FI

TS-UGOS FI, also known as TS-UGOS 15, is a graphical operating system developed and released by Theorysonic. It was released on June 22, 2013.

History
The first beta version was released in September 2012.

New features

 * Minor improvements.
 * New Theoryshop icon.
 * New flat icons.
 * Optimized storage.
 * Optimized performance.