Countdown Timer
Count down the days, hours, minutes and seconds to any date.
Assumptions used in this calculation
- Clock source: Relies on your device's local clock and timezone to compute the remaining time; an incorrect system clock will produce an inaccurate countdown.
About this calculator
Repeatedly checking how much time is left before a launch, a wedding, an exam, or a product release means either doing the date subtraction over and over in your head, or setting a reminder that doesn't tell you the live remaining time. This countdown timer takes a target date and time, computes the difference against the current moment from your device's clock, and displays a live, continuously updating breakdown of the days, hours, minutes and seconds remaining, refreshing every second without needing a page reload. It's useful for building anticipation toward an event, keeping a visible deadline in view during a presentation or livestream, or simply tracking exactly how long is left until something happens.
Worked example
Countdown to New Year
Result: Live countdown
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