Calculators
Financial calculators
Simple, free tools that turn a money question into a number you can act on. Every calculator runs instantly in your browser, shows the formula it uses, and lists its assumptions — so you can see exactly how the result was worked out. They are general educational tools, not personalized financial advice.
4 calculators — more on the way
50/30/20 Budget Calculator
Enter your monthly take-home pay and split it into needs, wants, and savings & debt — then compare it to what you actually spend.
Open the calculatorEmergency Fund Calculator
Size your own emergency fund from your essential expenses and see how much is still left to save.
Open the calculatorDebt Payoff Calculator
See how long a fixed monthly payment takes to clear a balance, and how much interest it costs along the way.
Open the calculatorCompound Interest Calculator
See how a starting amount and regular contributions could grow over time — an illustration, not a guarantee.
Open the calculatorHow our calculators work
Each tool uses a standard, published formula and rounds results for readability. Nothing you type is sent anywhere — the maths happens on your device, and we do not store your numbers. Results are estimates for illustration: real outcomes differ because of changing prices, interest, taxes, fees, and your own circumstances. For a decision that matters, treat the output as a starting point and, where appropriate, speak to a qualified professional. You can read how we research and check our work in our editorial standards.
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