Hour Day Calculator



Calculating hours and days can be a common requirement in various fields, from project management to payroll. To simplify this process, we present a straightforward HTML and JavaScript calculator that allows users to effortlessly convert hours into days and vice versa.

How to Use

Using the calculator is simple. Enter the value in the respective input field, select the unit (either hours or days), click the “Calculate” button, and instantly get the converted result.


The formula used in the calculator is as follows: Hours=Days×24


Suppose you have 48 hours and want to know how many days that equals. Enter 48 in the “Hours” field, select hours as the unit, click “Calculate,” and you’ll find the equivalent in days.


Q: Can I enter a decimal value for hours?
A: Yes, the calculator supports decimal values for more precise calculations.

Q: How does the calculator handle negative values?
A: Negative values are not allowed; please input positive values only.

Q: Is the result field editable?
A: No, the result field is readonly to prevent accidental modifications.


With this user-friendly calculator, converting hours to days and vice versa becomes a breeze. Whether you’re managing project timelines or dealing with work hours, this tool simplifies the process, saving you time and effort.

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