Date Calculator

- May 09, 2025
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Calculate date differences, add or subtract time from dates, find weekdays, and more.

Operation Type

Calculate Days Between Dates

Display Options

About Date Calculations

Date calculations are essential for many personal and business applications, including project planning, billing cycles, age calculation, and event scheduling.

Common Date Calculations
  • Date Difference: Finds the number of days, weeks, months, or years between two dates.
  • Add/Subtract Time: Adds or subtracts a specified amount of time from a date.
  • Day of Week: Determines which day of the week a specific date falls on.
  • Business Days: Calculates working days between dates, excluding weekends and holidays.
  • Date Components: Extracts parts of a date such as day, month, year, week number, etc.
Date Standards

The International Organization for Standardization (ISO) defines the standard date format as YYYY-MM-DD (ISO 8601). However, different countries use various formats, such as MM/DD/YYYY in the United States and DD/MM/YYYY in many European countries.

Meet the Date Calculator

The Date Calculator is a handy tool designed to help you with various date-related tasks. Whether you need to calculate the difference between two dates, add or subtract time, or find out what day of the week a specific date falls on, this calculator has got you covered. Its user-friendly interface makes it accessible to anyone, regardless of their experience with dates and numbers.

Calculate Date Differences Effortlessly

One of the main features of the Date Calculator is the ability to determine the difference between two dates. This is perfect for tracking deadlines, planning events, or simply understanding how many days are left until a special occasion. You can also choose whether to include the end date and exclude weekends in your calculation. This flexibility makes the tool suitable for both personal and business needs.

Add or Subtract Time with Ease

With the Date Calculator, adding or subtracting time from a specific date is a breeze. This feature allows you to adjust dates by days, weeks, months, or even years. You can easily specify whether you want to add or subtract time, giving you control over your schedule. Here’s what you can do:

  • Add days, weeks, months, or years to a date.
  • Subtract the same time units from a date.
  • Skip weekends when calculating business days.

Find Out the Day of the Week

Sometimes, you just need to know what day of the week a particular date falls on. The Date Calculator can help with that too! Just input the date, and it will tell you whether it’s a Monday, Tuesday, or any Other day. This feature can be especially useful when planning events or checking schedules.

Calculate Business Days Between Dates

For those who work with deadlines and schedules, knowing the number of business days between two dates is crucial. The Date Calculator takes into account weekends and holidays, ensuring you have an accurate count of working days. You can even include custom holidays, making it versatile for various industries. Here’s what it offers:

  • Calculate working days between any two dates.
  • Exclude weekends automatically from the count.
  • Handle public holidays or add your own custom holidays.

Extract Useful Date Components

If you need to break down a date into its individual parts, the Date Calculator does that too. You can extract components such as the day, month, or year, which is helpful for data analysis or reporting. This feature makes it easy to work with date data in a variety of contexts.

Choose Your Preferred Date Format

Not everyone uses the same date format, and the Date Calculator caters to that. You can select from different formats, including MM/DD/YYYY, DD/MM/YYYY, and more. This customisation makes it suitable for users from different regions to ensure clarity and avoid confusion when sharing dates.

Understanding Date Calculations

Date calculations are essential in our everyday lives. They’re used in countless scenarios, from planning holidays to managing work schedules. With the Date Calculator, performing these calculations is straightforward and efficient. By using this tool, you can save time and avoid errors, making it a must-have for anyone who deals with dates regularly.