TS-UGOS FT, also known as TS-UGOS 14 (codenamed Cairns), is a graphical operating system developed and released by Theorysonic. It was released on July 17, 2011.


The first beta version was released in May 2010 for developers. The second public beta version was released in September 2010 with new flat icons, redesigned preferences and settings. The third public beta version was released in February 2011 with a more UI flattened closer to the final version. The release candidate version was released in May 2011.

New features

  • Twovai, a typography- and geometry-focused design language
  • Redesigned user interface and applications
  • Redesigned Matrix UI
  • New flatten icons
  • USB 3.0 and 3D printing support
  • Added support for Live Wallpapers and Live Photos
  • Full Wide color gamut P3 support
  • Support up to 4K resolution
  • Support up to 21:9 ultra-wide aspect ratio without needing install drivers
  • Optimized storage
  • Optimized performance


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