Use the world clock meeting planner to find a suitable time to have a telephone conversation, web cast, or meeting with participants in many time zones. Online stopwatch, with start alerts, lap times and sounds. The duration calculator calculates the number of days, months and years between two dates.
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Set a silent timer clock or choose a sound. Save details of your timings in a text file. Calculate local times for sunrises, sunsets, meridian passing, sun distance, altitude and twilight, dusk and dawn times.
Create one or multiple timers and start them in any order.
Moon phases for 2026 or any year. Set the current time of your favorite locations across time zones. Duration between two times and dates how many years, months, days, hours, minutes, and seconds are there between two moments in time? World time and date for cities in all time zones.
New moon and full moon calendar with precise times and simulation of the moon phase today. Takes into account all dst clock changes. When is the next full moon?