Date Calculator

Free date calculator with four modes: days between two dates, add/subtract days from a date, weekday finder, and business day counter. Shows results in days, weeks, months, and years. Includes quick date shortcuts, Unix timestamps, and calendar visualization.

Your timezone:

Start Date

End Date

Select two dates to see the difference.

Age Calculator

Date of Birth

How to Use Date Calculator

1Select a mode: Days Between, Add/Subtract, Weekday Finder, or Business Days.
2Enter your date(s) using the date picker.
3View results in multiple formats.
4Use quick shortcuts for common dates.

Frequently Asked Questions

How do I calculate days between two dates?▾

Select the 'Days Between' tab, enter your start and end dates, and the calculator instantly shows the difference in days, weeks, months, and years.

Does it count business days?▾

Yes! The Business Days tab calculates working days (Monday-Friday) between two dates, excluding weekends.

Can I add days to a date?▾

Yes! Use the 'Add/Subtract' tab to add or subtract any number of days, weeks, months, or years from a date.

About Date Calculator

NexTool's Date Calculator is completely free to use with no sign-up required. Your data is processed directly in your browser and never sent to our servers, ensuring complete privacy and instant results.