Online Stopwatch, with start alerts, lap times and sounds. Save details of your timings in a text file.

Online Timer with Alarm Create your timers with optional alarms and start/pause/stop them simultaneously or sequentially. They are …

Create a Countdown Timer that counts down in seconds, minutes, hours and days to any date, with time zone support. It also counts …

Tools Years with Same Calendar as 2026 Customization Forms Customize this calendar–large – advanced form with more choices …

Interactive night sky map for any location. Which planets, stars, constellations, and comets are visible tonight?

Business Days Calculator counts the number of days between two dates, with the option of excluding weekends and public holidays.

Calculate local times for sunrises, sunsets, meridian passing, Sun distance, altitude and twilight, dusk and dawn times.

How many days until New Year? Watch our timer count down to the new year, showing days, hours, minutes, and seconds ticking …

Free, simple online stopwatch with start alerts, lap times, and sounds. Time your activities and save your timings in a text file.

7 hours ago · Current local time in UTC. See a clock with the accurate time and find out where it is observed.