Use this calculator a lot?
It's built in to our calendar toolbar.
Our other calculators:
- Day of Week Calculator
- It used to be that finding the day of week for an old date was complicated and time-consuming, but not now! We take into account many historical complications
- Number of days between two dates
- Calculate the number of days between any two dates. Also shows total hours, minutes, and seconds. Now includes several additional methods of day counting including 30/360.
- Add or subtract years, months, and days from a date
- This one is good for researching old gravestones that sometimes say something like "Lived 38 years, 2 months, and 5 days". This calculator will allow you to determine the date of birth.
- Like Years or What years does date land on a ____?
- Does your birthday land on a Thursday this year? Ever wonder when it will land on a Thursday again?
- Convert a Date
- Convert dates to and from many different calendars systems including Gregorian, Julian, Julian Day, Hebrew, Islamic, Persian, Kurdish, Afghan, Mayan, Bahá'í, Indian, French Republican, and more.