Do the math.
Make your next move.
Choose from 20 calculators for home projects, money, work and driving.
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20 free toolsMortgage payment
Estimate principal and interest on a fixed-rate home loan.
MONEY / 02Compound interest
Explore how savings grow with monthly contributions.
MONEY / 03Auto loan
Calculate monthly payments and interest for a car loan.
MONEY / 04Credit card payoff
See how long a fixed monthly payment takes to clear a balance.
MONEY / 05Salary to hourly
Convert annual pay to an equivalent hourly rate.
Paint quantity
Estimate gallons for the wall area you plan to paint.
HOME / 02Flooring cost
Estimate materials and labor with a waste allowance.
HOME / 03Concrete volume
Find cubic yards for a rectangular slab.
HOME / 04Electricity cost
Estimate the energy cost of running an appliance.
HOME / 05Moving budget
Add up a moving quote, supplies, and other expenses.
Overtime pay
Estimate gross pay with a configurable overtime threshold.
WORK / 02Commission
Calculate sales commission plus base pay for one period.
WORK / 03Markup & margin
See the difference between margin and markup.
WORK / 04PTO accrual
Estimate hours accumulated over a set of pay periods.
WORK / 05Salary increase
Compare annual pay before and after a percentage raise.
Fuel cost
Estimate fuel spending for a given distance.
AUTO / 02Miles per gallon
Calculate fuel economy from a fill-up.
AUTO / 03Road trip budget
Budget for fuel, lodging, meals, and road fees.
AUTO / 04Car payment
Account for price, down payment, and financed fees.
AUTO / 05EV vs. gas
Compare electricity and gasoline costs for the same mileage.