Is the calculator free?
Yes. The dating calculator is 100% free and requires no sign-up.
Calculate your relationship time
Enter the date your relationship started and see how long you've been together — updated every second.
Relationship duration
Updating in real time
Enter the date and click calculate to see how long you've been together.
What is the Dating Calculator?
The Dating Calculator is a free tool that shows exactly how long you and your special someone have been together. Just enter the date your relationship began and you'll see the duration in years, months, days, hours, minutes and seconds, updated in real time.
Perfect for celebrating anniversaries, surprising your partner on Valentine's Day, or simply tracking every moment together. Use the calculator above and share the result with the one you love.
Frequently asked questions
Do I need to enter the time?
No. Time is optional. If you don't remember, leave it at 00:00 and the calculation will use the date only.
Does the result update automatically?
Yes. After you calculate, the seconds (and full duration) update automatically every second.