Chameleon Clock - World Clock Time Zones on Your Desktop

Chameleon Clock's sits in your system tray. Its pop up tooltip can include as many World Clock Time Zones as you like allowing you to stay in touch with colleagues, family, or friends around the world.

 

For the default time zone, Chameleon Clock uses info from your local Windows Daylight Savings Time (DST) and adjusts for daylight savings time. All 24 time zones can be chosen.