Date Difference Calculator
Count days and weeks between two calendar dates.
Days Weeks Date planning
Free calculator
Simple, fast and clear
Enter your values, review the result, and read the formula used so the calculation is easy to understand.
Date Difference Calculator
Use the fields below to calculate your result instantly.
Days0
Weeks0
Date counter
Use this for deadlines, project planning, events, travel and age-related date checks.
Formula used
Days = absolute difference between end date and start date divided by milliseconds per day. Weeks = days / 7.
