PTSUG

PTSUG (formerly Portosic OS) is a mobile operating system created and developed by Theorysonic.

Originally unveiled in 1996 for the TheoryPhone, PTSUG has been extended to support other Theorysonic devices such as the Portosic Touch (January 2005) and the TheoryTablet (January 2006).

Features

 * Red Star web browser.
 * TheoryMedia

Version history

 * Portosic OS (1996)
 * Portosic OS 2 (1999)
 * Portosic OS 3 (2002)
 * Portosic OS 4 (2004)
 * Portosic OS X (2006)
 * Portosic OS X2 (2008)
 * Portosic OS X3 (2010)
 * Portosic OS X3 Flat Update (2011)
 * Portosix OS X4 (2012)
 * Portosic OS X5 (2014)
 * Portosic OS X6 (2016)
 * PTSUG X7 (2017)