Date Duration Calculator

Start Date:
End Date:

Calculate the difference between two dates

Did you want to know how many days until a certain date or event? Or how many days have passed since an event or particular date.

This calculator can calculate the difference between two dates in days, weeks, months and years.

Disclaimer: All calculators, tools, and results featured on are to be finalized and not be considered a quotation or binding contract.
Proofs and formulas are provided as references.