THE TOOLS
Free calculators for everyday costs.
Compare costs in four parts of life: driving, housing and rent, home energy, and work. Each tool uses U.S. dollars and shows the math behind your result.
Free to useNo account requiredInputs stay in your browser
Car & driving
2 calculatorsCar repair vs. replace
Keep the car. Or turn the page?Put the repair bill in perspective. Compare the full cost of keeping your car with buying another.Ownership, over timeCompare my optionsTrip gas cost
What will the drive cost in gas?Turn miles, MPG and a dated gas price into the trip’s fuel cost, then split it between everyone in the car.One trip, split per personPrice my trip
Housing & rent
1 calculatorHome energy
1 calculatorWork & pay
2 calculatorsCommute & hybrid work costs
The price of showing up.Account for gas, parking, wear, and your time. See how office days change the cost of your workweek.Cash, time + hybrid schedulesCalculate my commuteSalary to hourly
What does this pay come to per hour, month or year?Convert a salary, paycheck or hourly wage into every other pay unit, with overtime, paid time off and the hours you actually work.Hourly, monthly and yearly payConvert my pay
DECISION GUIDES
Work through the decision
Check what belongs in the calculation before you use your own numbers.
Car & driving
- How much gas money should I give?
- How much does it cost to drive across the country?
- Is it cheaper to drive or fly?
- Does driving slower save gas?
- Is replacing the engine cheaper than replacing the car?
- Is a transmission replacement worth it, or is it time for another car?
- When should you repair your car or replace it?
Housing & rent
Home energy
- What does a clothes dryer actually add to your electricity bill?
- Is a gas dryer actually cheaper to run than an electric one?
- Repair or Replace an Appliance? Compare the Real Costs
- How much does it cost to run a space heater?
- Electricity rate increases by state: what changed and what it costs
- Turn annual appliance kWh into your own electricity cost
Work & pay
- Is it better to be paid hourly or salary?
- $60,000 a year is how much an hour?
- $20 an hour is how much a year?
- How many work hours are in a year?
- Your company went to five days. Here’s what the extra days cost.
- 2026 commuter benefits: the $340 limits and how to estimate your savings
- Is a higher salary worth a longer commute?