Korea Financial Calculators
Free Korea financial calculators for net salary, loan interest, severance pay, VAT and savings - all in KRW.
MoneyGyesan is a set of free calculators for Korea's system that run right in your browser with no sign-up or install - compute net salary, loan interest, severance pay, VAT and savings instantly in KRW.
All calculations run in your browser; your inputs are never sent to or stored on a server.
Financial calculators
Korea Net Salary Calculator
Break down take-home pay after the 4 social insurances and taxes from gross salary.
Loan Interest Calculator
Compare monthly payments and total interest for equal payment, equal principal and bullet.
Severance Pay Calculator
Estimate severance from your dates and 3 months of wages based on average wage.
Korean VAT Calculator
Add or back out 10% VAT both ways instantly.
Savings Interest Calculator
Pre-tax interest, 15.4% interest income tax and after-tax maturity for savings and deposits.
Korean Income Tax Calculator
Computed tax with progressive brackets and local income tax (10%) from the tax base.
Korean Gift Tax Calculator
Gift tax with the gift deduction by relationship and progressive rates.
Hourly Wage & Holiday Allowance
Convert hourly wage and weekly hours into the holiday allowance, weekly and monthly pay.
Unemployment Benefit Calculator
Daily job-seeking allowance and benefit days from average wage, age and insurance period.
Korea Car Tax Calculator
Annual auto tax and local education tax (30%) by displacement and vehicle age.
Compound Interest Calculator
Future value from principal, rate, term and frequency, compared with simple interest.
Early Repayment Fee Calculator
Prepayment penalty from repayment principal, fee rate and remaining term.
Financial guides
Why use MoneyGyesan
- Free, no install — Use it right in your browser without any sign-up or app.
- No data collected — All calculations run in your browser; inputs are never sent to a server.
- Up-to-date rates — Uses 2025 social insurance rates and the 15.4% interest income tax, updated yearly.
- Open formulas — Each calculator shows the formula, method and links to the source agencies.
Each result is a reference estimate; for exact figures check official sources such as the National Tax Service (Hometax) and the Ministry of Employment and Labor.
Last updated: 2026-06-25