Date Calculator

To calculate days between two dates, subtract the earlier date from the later date. Our Date Calculator gives you the exact difference in years, months, days, weeks, working days, and hours.

Use our 'Add/Subtract' mode. Enter the starting date, select 'Add' operation, and enter the number of days/weeks/months/years to add. The new date will be calculated instantly.

Working days are Monday to Friday, excluding weekends (Saturday and Sunday). Useful for project planning and HR. Note: It doesn't account for public holidays.

Yes! Our calculator fully accounts for leap years. February 29 in leap years (2020, 2024, 2028) is correctly counted, ensuring accurate date calculations.

For pregnancy due date, use Add/Subtract mode. Enter your Last Menstrual Period (LMP) date and add 280 days (40 weeks). However, always consult your doctor for medical advice.

Yes! Use Add/Subtract mode, select 'Subtract', enter today's date, and put 90 in Days field. The calculator will show the exact date 90 days ago.