You can use this calculator to perform a number of date calculations. It will
calculate the number of days between two dates, add or subtract days from a date and find the day of the week for any date.
- The Start and End Dates are automatically set to today's date when you first
use this calculator.
- You can change the dates to any date you choose over a 400 year period between
January 1st, 1800 and December 31st, 2200.
- Click the relevant "Calculate" button to see your results.
Click here to try our other Time/Date Calculators.
- Results exclude the Start Date but include the End Date.