Date Calculator — days between two dates online
Work out how many days, weeks, months or years lie between two dates, or add and subtract time from a date. Free online date difference calculator.
0 days
Weeks0
Months0
Years0
Hours0
Use a negative number to go backwards
8/27/2026
Day of the weekThursday
How it works
1
Fill in the numbers
Enter what you know; the rest is derived.
2
Get the answer live
Results update on every keystroke, with the working shown underneath.
3
Adjust and compare
Change any input to see how the result moves.
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