Time and date tools
Time and date tools include timers, a stopwatch, date difference and age calculators, a business day counter, and a time zone converter.
25 toolsfreeno upload
Start here
Pomodoro TimerWork in Pomodoro cycles of 25 minutes of focus and 5 minutes of rest, with a 15 minute break after every fourth focus session.TimerSet a countdown timer in minutes and seconds, watch the remaining time on a large display, and hear a beep when it reaches zero.StopwatchTime anything to a hundredth of a second with start, pause, and resume, and record numbered lap times in a list as you go.Age CalculatorCalculate exact age in years, months, and days from a date of birth, plus total days lived and the countdown to the next birthday.Days Between Dates CalculatorCalculate the time between two dates in days, weeks, months, and years, with an option to count the end date as well.Time Zone ConverterConvert a date and time from one time zone into 16 major zones at once, including New York, London, Tokyo, Sydney, and UTC.
All 25 time and date tools, A to Z
- 10 Minute TimerSet a 10 minute timer that counts down on a large display, beeps three times when time is up, and can fill the whole screen.
- 30 Minute TimerSet a 30 minute timer that counts down on a large display, beeps three times when time is up, and can fill the whole screen.
- 5 Minute TimerSet a 5 minute timer that counts down on a large display, beeps three times when time is up, and can fill the whole screen.
- Add to a DateAdd a number of years, months, weeks, and days to a starting date and get the resulting date with its day of the week.
- Age CalculatorCalculate exact age in years, months, and days from a date of birth, plus total days lived and the countdown to the next birthday.
- Breathing TimerFollow a paced breathing timer for box breathing, the 4-7-8 pattern, or even 5-5 breathing, with a visual guide and a cycle counter.
- Business Days CalculatorCount the working days (Monday to Friday) between two dates, with options to count Saturdays and subtract a number of public holidays.
- Countdown to Any DateCount down the days, hours, minutes, and seconds to any date and time you choose, updated every second in your local time zone.
- Date CalculatorAdd or subtract years, months, weeks, and days from a starting date to find the resulting date and its day of the week.
- Days Between Dates CalculatorCalculate the time between two dates in days, weeks, months, and years, with an option to count the end date as well.
- Exam TimerStart a 90 minute exam timer with large digits and a progress bar, adjust the length to your paper, and hear a beep at the end.
- Hours CalculatorCalculate the hours worked between a start time and an end time minus an unpaid break, with optional pay from an hourly rate.
- How Many Days Until Christmas?See how many days, hours, minutes, and seconds are left until Christmas Day, December 25, counted live in your local time.
- How Many Days Until Halloween?See how many days, hours, minutes, and seconds are left until Halloween, October 31, counted live in your local time zone.
- Military Time ConverterConvert a time between the 24-hour clock, military time such as 1530, and the 12-hour clock with AM or PM.
- New Year CountdownWatch the days, hours, minutes, and seconds left until midnight on January 1, counted live in the time zone of your device.
- Pomodoro TimerWork in Pomodoro cycles of 25 minutes of focus and 5 minutes of rest, with a 15 minute break after every fourth focus session.
- Presentation and Speaker TimerKeep a talk on schedule with a 15 minute speaker timer that shows the time left in large digits and beeps when your slot ends.
- Roman Numeral Date ConverterConvert a calendar date to Roman numerals in day, month, year or month, day, year order, with a choice of separator.
- StopwatchTime anything to a hundredth of a second with start, pause, and resume, and record numbered lap times in a list as you go.
- Study TimerTime a 45 minute study block with a clear countdown and progress bar, then hear a beep that tells you to stop and take a break.
- Subtract from a DateSubtract a number of years, months, weeks, and days from a starting date and get the earlier date with its day of the week.
- Thanksgiving CountdownCount down to the next Thanksgiving in the United States, the fourth Thursday of November, in days, hours, minutes, and seconds.
- Time Zone ConverterConvert a date and time from one time zone into 16 major zones at once, including New York, London, Tokyo, Sydney, and UTC.
- TimerSet a countdown timer in minutes and seconds, watch the remaining time on a large display, and hear a beep when it reaches zero.