๐ Anniversary Calculator
Enter a start date to see the calculation
Enter the date you started dating or got married, and see how many days have passed, plus when milestone anniversaries like 100 days, 1 year, 500 days, or 1000 days fall. See your next upcoming milestone at a glance.
How to use
- Enter the starting date (when you started dating, your wedding date, etc.).
- The number of days elapsed and the nearest upcoming milestone are shown automatically.
- Browse the full milestone list to see both past and upcoming anniversaries.
FAQ
How are the elapsed days counted?
The starting date counts as day 1 (so the day after is day 2), matching the common way milestone anniversaries are counted.
Can I use this for a wedding anniversary?
Yes โ set the starting date to your wedding date to see a list of upcoming wedding anniversaries.
What milestones does this cover?
Day-based milestones like 100, 200, 300, 500, 777, and 1000 days, plus year-based milestones like 1, 2, 3, 5, and 10 years.