Countdown any conceivable task
LED style clock and countdown timer
Alarm, stopwatch and countdown timer
Free stopwatch and countdown utility
A full version program for mac, by Hong Wee Teo
Digital Stopwatch is an application which provide a digital stopwatch and countdown timer.
A full version program for windows
Digital Clock and Countdown Ticker
A free app for Windows, by Final Countdown
A free program for android
Simple and convenient countdown timer
Timer (0-99h)Countdown (99-0h)Count Interval Alarm after countdownShortlistControl...
A free utilities & tools app for Android, by Evgeny Karavashkin
Multitimer is the most complete countdown utility for every timing situation (sports, games, work, cooking, traveling).
Excellent stopwatch, alarm clock, countdown and clock utility
A full version program for mac, by Raj Kumar Shaw
Easy-to-use countdown timer
Stopwatch and countdown timer with style for touchscreen
Get reminders about when to take breaks