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Financial Tools

Free calculators that do the math you've been avoiding

No signup · No tracking · Just math

Gross to Net Calculator

France · Belgium · Switzerland · Germany · UK

Find out what you actually take home (spoiler: it's less than you think)

Visualise the exponential growth of your savings

Watch your money grow (Einstein's favourite magic trick)

Financial Independence, Retire Early — calculated for you

How much do you need to never work again? (The real question.)

One number to understand your entire financial situation

The single most important number in personal finance

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Mortgage calculator, pension simulator, tax optimizer... We're building them (for real this time).