Free Financial Calculators

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KiwiSaver Fund Comparison

Compare fees, returns, and risk levels across every KiwiSaver fund from all 31 NZ providers.

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Currency Converter — USD to NZD

Convert US Dollars to New Zealand Dollars instantly. See the latest exchange rate and 30-day trend.

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Mortgage Repayment Calculator

Calculate your weekly, fortnightly, or monthly mortgage repayments. Free NZ mortgage calculator — try different rates, terms, and repayment frequencies.

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Compound Interest Calculator

See how your savings grow with compound interest over time. Free NZ compound interest calculator with yearly, monthly, and weekly compounding options.

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Term Deposit Calculator

Calculate your term deposit returns before you lock in. Compare interest earned across different terms and rates with ValueHub's free calculator.

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Savings Goal Calculator

Calculate how long it will take to reach your savings goal — and what monthly deposit you need to get there. Free NZ savings planner.

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Credit Card Repayment Calculator

See how long it really takes to pay off your credit card — and how much interest you could save by paying more each month. Free NZ calculator.

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Retirement Savings Calculator

Estimate if you are on track for a comfortable retirement. Free NZ retirement calculator — factor in KiwiSaver, NZ Super, and personal savings.

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Mortgage Break Fee Calculator

Estimate what it would cost to break your fixed mortgage early. Free calculator covering interest rate differentials and admin fees for NZ home loans.

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Home Loan Comparison Calculator

Compare mortgage offers side-by-side including cash contributions and legal fee incentives. See the true cost of each home loan option.

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Net Worth Calculator

Calculate your personal net worth and compare it with the average for your age group using the latest Stats NZ data.

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PAYE Calculator

Calculate your take-home pay after PAYE tax, ACC, KiwiSaver, and student loan deductions.

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KiwiSaver Retirement Calculator

Project your KiwiSaver balance at retirement. See how your contributions, employer match, government tax credit, and investment returns add up over time.

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EV Real-World Range Calculator

Estimate how far an EV will actually go in real NZ conditions, based on WLTP range, temperature, driving style and battery health.

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EV vs Petrol Running Cost Calculator

Compare the annual running cost of an EV against a petrol car, including electricity, road user charges and fuel.

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EV Home Charging Calculator

Estimate home charging time and cost, and compare against public DC fast charging.