Free online Date Calculator to calculate date differences, days between two dates, add or subtract days, weeks, months, years, and calculate business days instantly.
Yes. You can use this Date Calculator online for free without creating an account or installing any software.
It can calculate the number of days between two dates and add or subtract days, weeks, months, or years from a selected date.
Yes. You can choose to calculate business days only, excluding weekends (Saturday and Sunday).
Yes. The calculator automatically accounts for leap years when calculating date differences and future or past dates.
Yes. You can enable the option to count the start date if you need an inclusive date calculation.
The calculations are based on standard calendar rules and are suitable for most personal, educational, and business planning purposes.
No. All calculations are performed directly in your browser, and we do not store your dates or personal information.
Yes. It works on desktop computers, tablets, and modern smartphones without requiring any installation.