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Anniversary Calculator: Time Together and Next Anniversary

This free anniversary calculator shows how long you have been together in years, months and days, counts the days to your next anniversary and names the traditional gift for that year, such as paper, silver or gold.

By Debmedia Technologies LLP · Kolkata, India · Updated

What Is It and When Do You Need It?

Anniversaries are easy to forget and easy to plan for when you know exactly how many days are left and which year it will be.

Pick the date you started and see the numbers.

How to Use This Tool

  1. Enter or paste your input in the box or boxes above.
  2. Choose the options, if there are any.
  3. Press the button to run the tool.
  4. Read the result and use the copy button where one is shown.

How the Calculation Works

The tool works out the difference between the two dates in years, months and days. For the next anniversary it moves the start date to the current year, or to next year if that date has passed. The days left are the gap to that date. The gift name comes from a table of traditional anniversary gifts.

Worked Example

From 15 March 2020 to 14 March 2025 is 4 years, 11 months and 27 days. The next anniversary is the next day, the 5th, with the traditional gift of wood.

Common Uses

  • Wedding and couple anniversaries.
  • Work anniversaries.
  • Business years.
  • Planning gifts.

Tips and Common Mistakes

  • Check the date format if the year looks wrong.
  • Gift lists differ between countries.
  • Set a reminder a week early.
  • Check the first result against a case you already know, so you can trust the tool for the rest.
  • Nothing you type leaves your device. The work is done by your browser, so it also works with a slow connection once the page has loaded.

Next, you may need the age calculator, date formatter, day of the week calculator, date difference calculator.

Everything runs in your browser. Nothing you type is uploaded, stored or sent to any outside service.

Frequently Asked Questions

In whole years, then months, then days, from the start date to the chosen date, the same way an age is counted.
In years that are not leap years the anniversary is shown on 28 February.
A list in common use, such as paper for year 1, wood for year 5, tin for year 10, silver for year 25 and gold for year 50. Lists differ by country.
Yes. Any start date works.

Disclaimer: results are calculated in your browser from the numbers you enter. Check important results before you rely on them for money, health, safety or legal decisions.