Calculate the time remaining until a target date and time. Use this free countdown calculator to find days, hours, minutes, seconds, weeks, months, and years until an event.
Start date and time:
Choose whether to count from the current time or from a custom start date and time.
Target date and time:
Enter the date and time you are counting down to.
Time remaining:
The calculator subtracts the start time from the target time and converts the result into multiple time formats.
Past events:
If the target date has already passed, the calculator shows how much time has elapsed since the event.
A countdown calculator is useful for birthdays, weddings, vacations, holidays, deadlines, launches, exams, appointments, events, projects, and personal milestones.
It helps turn a future date into useful time units like days, hours, minutes, weeks, months, and years.
Your result shows how much time remains until the target date and time, or how much time has passed if the target date is in the past. Results include total days, hours, minutes, seconds, weeks, months, and years.
A countdown calculator finds the amount of time remaining until a target date and time.
Yes. Enter both the target date and target time to calculate the countdown more precisely.
Yes. If the target date is before the start date, the calculator shows how much time has elapsed since that date.
Including the target day adds one calendar day to the countdown, which can be useful when counting event days inclusively.