Date & Time

Countdown Calculator — Live Days, Hours, Minutes, Seconds

Set a target date and time to see a live countdown in days, hours, minutes, and seconds. Useful for launches, events, holidays, and personal deadlines.

CountdownDateTime

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Quick actions

Copy this tool URL or open the system share sheet on a supported device.

Use cases

  • Track time left before a release
  • Countdown to an event start
  • Watch remaining time until a holiday or deadline

How to use

  1. Set the target date and time
  2. Optionally name the event
  3. Watch the live countdown or use quick date shortcuts

Example input and output

Target

2026-01-01 00:00

Output

Live days, hours, minutes, and seconds

FAQ

Does the countdown keep running after I close the page?

No. It recalculates from the current clock when the page is open. Reopen the page and set the same target to continue.

What happens after the target time passes?

The tool shows how long ago the target passed, based on the on-page result.

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Date Calculator — Add or Subtract Time

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Add or subtract years, months, weeks, days, hours, and minutes from a base date-time to get a target moment, weekday, and timestamps. Handy for schedules, slip planning, and release timing.

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