Hourglass - Hourglass is the most advanced simple countdown timer for Windows.
Online Alarm Kur - Free online alarm clock, set alarm easily on your computer using the internet alarm clock without downloading any software, wake up in time with the loud online alarm clock.
TIMEBOX - An advanced timer for professional meeting facilitators
TimeMe - TimeMe is a multi-functional timer designed for sports training and workouts, cooking, school breaks, and coffee breaks.
Online Stopwatch and Timers - Sometimes everybody need to count time for some reason.
KukuKlok - Kukuklok is a free alarm clock available online and offline.