8 Calculators

Time & Date Calculators

Because of the different number of days in a month and the nuances of leap years, calculating time manually can be more complicated than it seems. Use these tools to calculate time intervals between dates, create accurate time cards, and keep your planner in great shape.

Age Calculator

An online age calculator calculates age and date of birth by adding and subtracting time, including years, days, hours, minutes, and seconds.

Time Calculator

This free time calculator allows you to add and subtract time values using days, hours, minutes, and seconds. Learn about the different concepts of time here as well.

Hours Calculator

This online hour calculator is ideal for determining hours worked so that employers can determine pay accurately.

Time Duration Calculator

Use our time duration calculator to determine how much time has passed between two events. It is perfect for tracking work time for your business.

Date Calculator

Free calculator to effortlessly evaluate the difference between dates. Easily add or subtract days from any date, with or without holidays and weekends.

Hours and Minutes Calculator

This online hours calculator is an easy way to count hours and minutes at the touch of a button.

Time to Decimal Calculator

Time to decimal calculator can convert the time format from hh:mm:ss to decimal hours, minutes, and seconds. Learn to convert hours to decimal form.

Days Calculator

The free days calculator makes it easy to figure out how many days it has been since some date. This day tracker can include or exclude weekends and holidays.