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Date & Time
Compare dates and time zones, and stay on track with timers.
29 Tools10 languagesNo account needed
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29- Online timerRun up to eight named timers together, add time and restart a countdownOpen tool
- Online stopwatchMeasure elapsed and split times, compare lap statistics and download a CSV logOpen tool
- Pomodoro timerCustomize focus, breaks and long-break intervals; track estimated and completed sessions per taskOpen tool
- Date difference and working daysCalculate days, calendar duration, working days and date offsets with your own weekends and excluded datesOpen tool
- World clockCompare the current time across citiesOpen tool
- Unix timestamp converterConvert Unix seconds or milliseconds to and from UTC datesOpen tool
- Date countdownCount down to a target date and time in your device’s time zoneOpen tool
- Breathing rhythm guideSet a simple inhale, hold and exhale rhythm to followOpen tool
- Time zone converterConvert dates and times down to seconds, with UTC offsets, date changes and daylight-saving overlap choicesOpen tool
- Interval workout timerSet preparation, work, rest and cooldown; pause, skip phases and resume your workoutOpen tool
- White and brown noisePlay steady white or brown noise with adjustable volumeOpen tool
- Day and year progressSee how far today, this week, month and year have progressedOpen tool
- Meeting time and costTrack elapsed meeting time and cost from headcount and hourly ratesOpen tool
- Duration calculatorAdd durations entered as one HH:MM:SS value per lineOpen tool
- Weekday calculatorCount weekdays and weekends including both dates, without excluding public holidaysOpen tool
- Time duration converterTime duration converter — choose your inputs and copy or save the resultOpen tool
- Decimal hours converterDecimal hours converter — choose your inputs and copy or save the resultOpen tool
- Time addition calculatorTime addition calculator — choose your inputs and copy or save the resultOpen tool
- ISO week number calculatorISO week number calculator — choose your inputs and copy or save the resultOpen tool
- Day of year calculatorDay of year calculator — choose your inputs and copy or save the resultOpen tool
- Leap year checkerLeap year checker — choose your inputs and copy or save the resultOpen tool
- Monthly calendar generatorMonthly calendar generator — choose your inputs and copy or save the resultOpen tool
- Month and day shiftMonth and day shift — choose your inputs and copy or save the resultOpen tool
- Nth weekday of monthNth weekday of month — choose your inputs and copy or save the resultOpen tool
- Upcoming weekend datesUpcoming weekend dates — choose your inputs and copy or save the resultOpen tool
- Upcoming weekday datesUpcoming weekday dates — choose your inputs and copy or save the resultOpen tool
- Date interval listDate interval list — choose your inputs and copy or save the resultOpen tool
- Localized date formatterLocalized date formatter — choose your inputs and copy or save the resultOpen tool
- Meeting planner across time zonesCompare dates, working hours and daylight saving across 2–6 locations, then save a selected meeting as a calendar fileOpen tool
Choose your task
Compare dates and time zones, and stay on track with timers.
- Date calculationsDate difference and working days · Weekday calculator · ISO week number calculator
- Time zones & clocksWorld clock · Unix timestamp converter · Time zone converter
- Timers & focusOnline timer · Online stopwatch · Pomodoro timer
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