Six markets · local rates
Calculators by country
Tax rates are local, so the calculators should be too. Each hub applies a country’s own GST or VAT rate, income tax bands and social contributions, then reports in its currency.
Australia
GST 10% · AUD
United States
Sales tax varies by state · USD
United Kingdom
VAT 20% · GBP
Canada
GST 5% · CAD
New Zealand
GST 15% · NZD
India
GST 18% · INR
Rate-aware tools
Every regional calculator
GST and VAT Calculator
Add or remove GST and VAT using the standard rate for Australia, New Zealand, the UK, Canada, Singapore, India or Ireland.
Income Tax and Take-Home Pay Calculator
Estimate take-home pay from a gross salary in Australia, the United States, the United Kingdom, Canada, New Zealand or India.
US Sales Tax Calculator
Work out combined state and local sales tax for any US state, adding or removing tax from a price.
Superannuation Calculator
Project an Australian superannuation balance at retirement using the 12% employer guarantee, salary growth and a long-run return.
401(k) Calculator
Project a 401(k) balance with your monthly contribution, the employer match and compounding returns.
Boat Loan Repayment Calculator
Estimate monthly payments, total interest, and full repayment cost for a marine or boat loan.
Solar Panel Payback and Savings Calculator
Calculate your solar panel payback period and 20-year net financial savings based on system cost, rebates, and annual bill offset.
Blood Alcohol Content (BAC) Calculator
Estimate your blood alcohol concentration and time until sober using the Widmark formula, body weight, standard drinks, and elapsed time.
Car Lease vs Buy Cost Comparison Calculator
Compare the net cost of leasing versus buying a vehicle over the same time horizon, factoring in residual equity.
Contractor Day Rate to Salary Calculator
Convert your freelance or contractor day rate into equivalent annual gross salary, accounting for unpaid leave and bench time.
Emergency Fund Calculator
Calculate how much cash you need in an emergency fund based on your essential monthly expenses and target months of safety.
Late Payment Interest Calculator
Calculate statutory or contractual late payment interest and the updated invoice balance owed on overdue commercial bills.
Car Lease Payment Calculator
Calculate your estimated monthly car lease payment, finance rent charge, and total lease cost from negotiated price and residual value.
Appliance Running Cost Calculator
Calculate how much any household appliance or device costs to run per hour, day, month, and year using its wattage and your electricity tariff.
Subscription Cost Calculator
Total up all your recurring streaming, software, and membership fees to see your true monthly, annual, and five-year subscription spend.