Date Calculator
Free online Date Calculator - Calculate days, weeks, months, and years between two dates. Business days calculator, add or subtract days from a date.
Total Days
0
Total Weeks
0
Weekdays
0
Years / Months / Days
-
Add/Subtract Result
-
Base Date
-
Days Added
0
Result Date
-
Business Days
0
Start Date
-
End Date
-
Next Birthday
-
Days Until
0
Your Age
-
Next Anniversary
-
Years Together
0
Estimated Due Date
-
1st Trimester Ends
-
2nd Trimester Ends
-
3rd Trimester Starts
-
Cycle Length
-
Retirement Date
-
Time Remaining
-
Days
0
Hours
0
Minutes
0
Seconds
0
Target:
Key Features
Calculate the exact time between any two dates
See the difference in years, months, weeks, and days
Calculate business days between dates
Option to include or exclude the end date
Project planning and deadline calculations
Calculating contract periods
Determining age or time spans
Planning events and counting down days
How To Use
How To Use
Enter the Start Date in the first field
Enter the End Date in the second field
Check the box if you want to include the end day in the calculation
Click the Calculate Difference button
View your results showing the time difference in multiple formats
Frequently Asked Questions
How do I calculate the difference between two dates?
Can I add or subtract time from a date?
What is business days calculation?
Are leap years accounted for?
Is this date calculator free to use?
Related Tools
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Calculate exact age in years, months, and days.
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Add/Subtract Date
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Business Days
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Add Business Days
Add business days to a date.
Birthday Calculator
Calculate days until your next birthday.