TimerHub — world clock, time zones, calendars, countdowns and timers
Current Time
World clock — every time zoneTime Zones
- Time Zone ConverterConvert a time from one city to any number of other cities and time zones instantly.
- Meeting PlannerFind the best time to meet across multiple cities with an at-a-glance overlap grid.
- Time Difference CalculatorSee the time difference between any two cities, updated live and adjusted for daylight saving.
- Unix Timestamp ConverterConvert Unix epoch timestamps to human dates and back, with a live current timestamp.
Calendar
Countdown
Featured
The whole world's time, on one screen
Track every city that matters to you side by side — live, and already adjusted for daylight saving. Add a place once and it stays on your clock.
Quick Timers
All timers & stopwatchesCalculators & Timers
- Days Between DatesCalculate the exact duration between two dates in days, weeks, months, and business days.
- Age CalculatorFind your exact age in years, months, days and hours, plus your life in numbers: heartbeats, full moons and laps around the sun.
- Hours CalculatorCalculate the hours and minutes between two times, with breaks and overnight shifts.
- Countdown TimerSet a custom duration and count down to zero. Perfect for cooking, meetings, and focus.
- Online Alarm ClockSet a free online alarm for any time. It rings with a sound and a desktop notification.
Sun, Moon & Seasons
- Sunrise & SunsetSunrise, sunset, all three twilights, golden hour and day length on a 24-hour sun dial, for any city or your location.
- Moon PhaseToday's moon phase, the exact time of the next full and new moon, and a month calendar of phases in your time zone.
- Seasons — Equinox & SolsticeExact dates and times of the equinoxes and solstices for any year, and the current season.
Holidays & Countdowns
- Public HolidaysPublic and national holidays for countries around the world, by year.
- Countdown to DateCount down to any date and time — a birthday, a launch, a deadline — and share a link that keeps your time zone and shows a preview card.
Popular countdowns
All TimerHub tools
Every free time & date tool on the site, by category.
Calendar & Dates
- Calendar
- Date Calculator
- Days Between Dates
- Age Calculator
- Dog Age Calculator
- Due Date Calculator
- Week Number
- Leap Year Calculator
- Day of the Week Calculator
- Zodiac Sign Calculator
- Working Days in a Year
- Your Age on Other Planets
- Life in Weeks
- Doomsday Weekday Calculator
- Hours Calculator
- Time Card Calculator
- Time to Decimal Calculator
- Overtime Calculator
- Day of the Year
- Days From Today
- Add or Subtract Time
- Business Days Calculator
Your complete time & date toolkit
TimerHub brings together the tools you need to work with time across the globe. Check the current time in any city with the World Clock, plan calls across continents with the Time Zone Converter and Meeting Planner, count down to important dates, look up sunrise, sunset and moon phases, browse public holidays by country, and stay focused with our countdown timers, stopwatch, and Pomodoro timer — all free and without a single download.