Days Since Calculator
Calculate how many days have passed since any date or event.
How to Calculate Days Since a Date
Our days since calculator helps you track how much time has passed since any important date. Enter a past date and instantly see the number of days that have elapsed, plus an approximate count in weeks.
This tool is perfect for tracking personal milestones like sobriety dates, relationship anniversaries, fitness journeys, or any event you want to commemorate. Watch your day count grow as time passes!
Frequently Asked Questions
Enter the past date using the dropdown menus. The calculator will instantly show you how many days have passed since that date.
Calculate days since you started a job, relationship anniversary days, days since quitting a habit, or any other milestone you want to track.
Yes, today is included as a full day in the count. If you enter yesterday's date, the result will be 1 day.