Date Calculator Add or Subtract

Quickly add or subtract days, weeks, months, or years from a specified date using our free online tool, ideal for scheduling and planning.

Calendar with Plus and Minus SymbolsA modern icon representing date calculation with calendar grid and addition/subtraction signs

Check It Yourself

About This Tool

Our Date Calculator allows users to easily perform date arithmetic by adding or subtracting specific time units from a chosen start date. The intuitive interface lets users select a date, specify the number of days, weeks, months, or years to adjust, and choose the operation—either addition or subtraction. Immediately, the tool displays the resulting date in a standard format, streamlining project planning, deadline setting, and scheduling tasks.

Ideal for professionals across industries such as project management, HR, event planning, and personal scheduling. The calculator handles complex cases like leap years and varying month lengths, providing accurate results. Users can customize regional date formats for international use, and the interface supports mobile and desktop environments. Additional features like copying the output, saving recent calculations, and multilingual support make this tool versatile.

Whether planning a project timeline, setting reminders, or calculating expiry dates, this tool simplifies date adjustments efficiently and accurately.

How to Use

1. Select or input your start date.
2. Enter the number of units to add or subtract.
3. Choose the unit (days, weeks, months, years).
4. Select operation: Add or Subtract.
5. Click the 'Calculate' button to see the result.

FAQs/Additional Resources

Find Quick Answers

Can I add or subtract multiple different units at once?

Does the tool account for leap years?

Can I use regional date formats?

Is it possible to reset the inputs easily?

Can I share or export the result?

User Reviews

See What Others Are Saying

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

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