Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
XNote Stopwatch - Try the most feature-rich stopwatch and timer software on the net for free!
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Stopwatch - A Java countdown timer and stopwatch. Features a fullscreen and a resizable window mode.
OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.
TimeLeft - TimeLeft is a versatile desktop utility - it can be used as a countdown clock, reminder, clock...