Everyday Calculators

Calculate your exact age in years, months, and days from your date of birth.

Compute your grade point average from course grades and credit hours.

Split a bill with tip among any number of people.

Calculate the difference between two dates or add/subtract days.

Calculate the duration between two times.

Count the number of days between two dates.

Find what day of the week a date falls on.

Calculate total hours worked between start and end times.

Calculate area in square feet, meters, or acres.

Calculate the final price after a discount.

Calculate the total price including sales tax.

Estimate fuel cost for a trip based on distance and consumption.

Calculate your vehicle's fuel efficiency in MPG.

Generate a secure random password.

Roll virtual dice with any number of sides.

Convert between units of length, weight, volume, and more.