Date calculator: Add to or subtract from a date

This service enables you to add or subtract days, months and years to a date to calculate a past or future date.

Design changes: What is new and why?

Start Date

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Today

From Tuesday, September 11, 2001
Added 17 months, 7 weeks, 389 days
Normalized to 1 year, 5 months, 438 days


Result: Saturday, April 24, 2004

If the larger units (months/years) are added before the smaller units (days).


Alternative result: Friday, April 23, 2004

If the smaller units (days) are added first

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Help and example use

Date Calculators

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