Date Calculator

Calculate difference between two dates:

Start Date

End Date

Add or subtract days from a date:

Base Date

Days

Subtract days instead of adding

Calculate business days (excludes weekends):

Start Date

End Date

Exclude common holidays

Calendar View

January 2023

Calculation Results

Total Days

365

Weeks & Days

52 weeks, 1 day

Months & Days

12 months, 0 days

Years & Days

1 year, 0 days

Detailed Information

From January 1, 2023 to January 1, 2024

260 business days (excluding weekends)

Not a leap year

Starts on Sunday, ends on Monday

About Date Calculator

Date Difference Calculation

Calculate exact differences between any two dates in days, weeks, months, and years. Perfect for planning events, tracking projects, or counting down to special occasions.

Add/Subtract Days

Find future or past dates by adding or subtracting any number of days from a specific date. Useful for deadline calculations, scheduling, and planning.

Business Days Calculation

Calculate working days excluding weekends and optionally holidays. Essential for project planning, delivery estimates, and business operations.

Calendar Integration

Visualize dates on an interactive calendar and get detailed information about date ranges, day of week, and leap year status.