Days Between Dates Calculator

Need to know exactly how many days separate two dates? This calculator instantly computes the difference between any two dates, showing you the total days along with a breakdown into weeks and remaining days. Perfect for calculating project durations, time between events, or figuring out how long ago something happened.

Calculate Days Between Dates

Pick two dates to see the difference.

Start date

End date

Want a better countdown experience?

Get Countdawns on Android for home screen widgets, custom designs, smart reminders, and more.

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How it works

Enter a start date and an end date using the date pickers. The calculator computes the absolute difference in days, regardless of which date comes first. Results include total calendar days, complete weeks, remaining days, and optionally business days (weekdays only). For tracking ongoing countdowns to future events, try the Countdawns app for Android with home screen widgets and daily reminders.

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