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HK FinBox · Hong Kong financial calculators

Make sense of the numbers before you decide.

From mortgage payments and card interest to employment benefits, tax, MPF and retirement, enter a few figures and compare your options instantly.

30+ free toolsNo sign-upInputs stay on your device

Search by topic, such as mortgage, tax, MPF or credit card.

What do you want to sort out right now?

Each route puts the relevant Hong Kong calculators in a practical order and flags costs that are easy to miss.

4 stepsBuying a homeCompare the deposit, repayments, rent versus buy, refinancing and early repayment in one route.Open decision route4 stepsClearing debtStart with minimum-payment cost, then compare APR, consolidation and early settlement.Open decision route4 stepsRetirement and FIREConnect MPF, saving, inflation, a FIRE target and retirement income sources.Open decision route4 stepsLeaving a jobCheck average wages, notice pay, severance or LSP, and final tax item by item.Open decision route
Not sure where to begin? See everything in one overview.Add assets, debts, income and spending, then continue into FIRE, MPF or debt calculators with the relevant totals.Open my overview

6 tools found

Why we built HK FinBox

Understand the numbers before anyone sells you a product.

Many useful calculators sit inside a bank or insurer's product journey, so they naturally focus on one loan, policy or application. HK FinBox starts somewhere else: help you compare the numbers first, without steering the calculation towards a particular provider.

From your first salary, credit cards, tax and MPF to buying a home, investing, FIRE and retirement, our aim is to put the calculators Hong Kong people need across life in one independent toolkit.

Our editorial principles

Why use HK FinBox

Privacy first

Core calculations run in your browser with no account required.

Built for Hong Kong

Local rules and official references are used where they matter.

Scenario-led

Results are planning estimates designed for comparing assumptions.

Hong Kong figures, checked and dated13 items checked this month, including property indices, inflation, HIBOR, tax, MPF and employment thresholds.Approved 2026-08-09
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Recently reviewed guides

Practical context behind the calculators.

Review recordsExplore topics
MPF & retirement

Withdrawing MPF in Hong Kong: Age 65, Early Retirement and Permanent Departure

Age-65 withdrawal, early retirement from 60 and permanent departure have different requirements. Understand declarations, eMPF procedures, instalments and the one-time departure rule.

Employment rights

Hong Kong Long Service Payment: Eligibility, Resignation and MPF Offset Reform

Five years of service does not automatically qualify an employee for long service payment. Check termination reasons, caps and the post-2025 MPF offset rules.

Home buying

Green Form GSH Eligibility and Mortgage in Hong Kong

Check Green Form GSH eligibility first, then estimate the deposit, mortgage term and post-completion cash reserves.

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About HK FinBox

What is HK FinBox?

HK FinBox is a free collection of financial calculators designed for Hong Kong residents, covering loans, credit cards, taxes, property, cars, MPF, investing and retirement.

Why choose HK FinBox?

All calculations run in your browser. No registration, no ads and no personal data is uploaded. The interface is clean, tailored to Hong Kong terminology and regulations, and results update instantly.

How accurate are the results?

We base the logic on current Hong Kong law and industry-standard formulas, with assumptions clearly stated. Results are for reference only; please consult a professional before major financial decisions.

Who are these calculators for?

Anyone in Hong Kong planning to buy a home, prepare for retirement, pay off credit card debt, assess severance pay, calculate salaries tax, or start dividend investing can find a useful tool here.

This site is for reference only and does not constitute investment, tax or legal advice.