🇳🇿 Tax Year 2026/27 ready · 6 calculators · No sign-up

Sorted. Before you need it.

Free calculators for PAYE, KiwiSaver, mortgages, and GST — tuned to IRD 2026/27 brackets and RBNZ LVR rules.

Privacy-first by design Instant results Accurate to the cent

Plan, don't just calculate

Got a life goal? We'll chain the right calculators for you — buy a home, retire comfortably, cut your tax bill, more.

Loans & EMI

1 calculator

Mortgage

Calculate your NZ home loan repayments with fortnightly or monthly options.

1 calculator

KiwiSaver

Project your KiwiSaver balance at retirement including employee, employer, and government contributions.

3 calculators

Income Tax

Calculate your PAYE, ACC earner levy, and take-home pay for the 2026/27 tax year.

GST

Add or remove 15% GST from any price.

PAYE

Calculate your weekly, fortnightly, and monthly take-home pay after PAYE, ACC, and KiwiSaver.

1 calculator

Savings

Project your NZD savings with compound interest.

Why Vitthub

Built for people who want the math — without ads begging for their email address.

Every formula matches IRD, RBNZ and ACC standards.

Every calculation runs in your browser. We never see, store, or transmit your financial details.

No paywalls, no accounts, no "pro" upgrades. Just the tools you need.