Know your
numbers.
NZ financial calculators for your pay, tax, mortgage, and retirement. Free, fast, and accurate.
PAYE Calculator
Work out your take-home pay from any NZ salary — tax, ACC, KiwiSaver, student loan, and Working for Families.
GST Calculator
Add or remove NZ GST from any amount. For invoicing, pricing, and quick reconciliation.
Mortgage Calculator
Compare live rates across major NZ banks and calculate repayments for fixed and floating terms.
KiwiSaver Calculator
Project your balance at retirement, including employer and government contributions.
Salary Converter
Convert between annual, monthly, fortnightly, weekly, and hourly pay rates.
Always current
Rates pulled straight from IRD, ACC, and interest.co.nz. Updated regularly.
No account needed
Every calculator works instantly in your browser. Nothing stored, nothing tracked.
Built for NZ
NZ tax brackets, NZ banks, NZ rules. Not an afterthought on a global tool.