Timer and Stopwatch - Online Stopwatch, with start alerts, lap times and sounds. Save details of your timings in a text file.
SymCalc - Symbolic Calculator - Math toolbox for iOS. Advanced calculator features with a tape-like history, not requiring internet...
TimeLeft - TimeLeft is a versatile desktop utility - it can be used as a countdown clock, reminder, clock...
Dcode Symbolic Calculator - Dcode Symbolic Calculator is an advanced utility tool that can be really helpful in making symbolic computation without any hurdle to face.
Daysfrom.Today - Easily calculate the number of days, weeks, months, and years from today with our simple online calculator. Quickly find out how much time has passed or how much time is left with a few clicks. Try it now!
Hourglass - Hourglass is the most advanced simple countdown timer for Windows.