SnapTimer is a simple, free, portable countdown timer for Windows.
A popular productivity strategy is to use a timer to do mini-sprints of work. Using SnapTimer to help you increase your productivity and reduce procrastination. It's easier to get yourself to work on a difficult task for 5 minutes because there's a known end point.
Simple, clean interface
Displays time in the taskbar, as a hint in the tray and even in the right-click menu of the tray icon.
Tray icons indicate the mode of the timer (running, paused, completed)
Multiple alert types - message box, tray icon popup, audio file and any application
Stopwatch mode when you set minutes to 0
Play an optional ticking sound while the timer is running
Countdown can be paused and restarted, or reset
Portable (runs from your USB flash drive)
Can stay on top of other windows
No install required
Low RAM usage
Can automatically start counting down immediately
Includes over 20 loop-friendly alarm sounds (Meaning they'll play over and over until you reset the timer)
Can automatically restart timer when it finishes
Lets you quickly and easily change the countdown time with mouse or keyboard shortcuts
Automatically saves all settings (optional)
Accepts time as command line argument, so you can create preset timer shortcuts or run the timer from a launcher (FARR, Launchy).
Can be minimized to tray
Supports multiple instances (You should disable always on top and probably autosave settings as well)
Can be docked to a corner, in the center or restore the last screen location