๐ D-day & Date Calculator
Count down to a date, count the days between two dates, or find the date of a 100-day anniversary.
Until 2026-12-25 (Fri)
D-53
Days left53 days
In weeks7 wk 4 d
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Why do anniversaries differ by one day?
In Korea, couples count the day they met as day 1, so the 100th day is 99 days later. Standard date math counts the next day as day 1, giving 100 days later. Use the checkbox to switch between the two.