Add or Subtract from Date

Please, enter a start date and the number of days, weeks, months and years you want do add or subtract from it, and press "Calculate" to see the resulting date.



Enter below how many days, months etc. you want to add or subtract





The calculations work only for the Gregorian Calendar, so any result prior to Friday, 15 October 1582 will be considered invalid. However, you can easily check dates thousand years ahead.