Everyday Calculation

Free calculators and unit converters for general and everyday use.

Calculators » Date & Time » Day Calculator

Date Add/ Subtract Calculator

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can count any number of days, weeks or months from a given date; Use positive value to add days or weeks to a date. Use negative value to count backwards or subtract days/ weeks from a date.

Enter negative number for subtracting from date

Result window

Download: Use this date calculator offline with our all-in-one calculator app for Android and iOS.

Day Calculation

This calculator makes it very easy for you to find the exact day in past or future with date addition/ date subtraction. You can add days, weeks or months to any given date making it very useful for setting reminders or mark a date for special occasions and more. Likewise, you can subtract days, weeks or months from any date.

We use the php inbuilt functions date and strtotime accomplish the calculations.

To find time duration between two dates in days, weeks or months, use our date interval calculator.

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