Mössingen, July, 2011 - Diethard Seiferth today announced that his Tag based calendar App TagYourTime! is available from July 02,2011 in version 1.0 exclusively for the iPhone and iPod Touch. There are many calendars and todo lists, TagYourTime! is different! The focus of TagYourTime! is not in the planning of appointments, but in the display "what's next".