Free tools

Free financial calculators

Pick a topic below. Every calculator is free, works without an account, and lets you choose your own currency.

Couple budget

Who pays what, and how much?

Split your shared expenses 50/50, in proportion to each income, or so that you both keep exactly the same money left at the end of the month.

How long to reach your goal?

Enter your target, your current savings, your monthly deposit and the interest rate to see the exact date you reach it.

How much safety net do you need?

Three to six months of expenses, adjusted to your situation, with the amount still missing and the month you get there.

At what age can you stop?

Lean, Regular, Fat, Barista or Coast FIRE: see the capital you need and the age you can walk away.

Where does the money go?

Split your wedding budget across venue, catering, photography and every other item, with the cost per guest.