Korea, in numbers you can use
Practical Korea calculators & guides for visitors and expats. Every fare, rate and rule is checked against official Korean sources, with the date we last checked.
Tools
Korea Tax Refund CalculatorVAT in each receipt, ₩15,000 minimum, and the ₩1M / ₩5M instant refund limits.Korea Salary Calculator (Take-Home Pay)Monthly take-home pay after insurance and tax — with the 19% flat-tax option.Korean Age CalculatorInternational, year and traditional age — and when you can legally drink in Korea.Seoul Subway Fare CalculatorFare by distance for adults, teens and kids — card vs single-journey ticket.Seoul Taxi Fare CalculatorRegular taxi estimate with 20%/40% late-night surcharge.Korean Size ConverterShoes in mm (230, 250…) and clothes (55, 66, 95, 100) to US, EU and UK.
Guides
Korea e-Arrival Card: Who Needs It and How to Fill It InFree official form, 3 days before arrival — who can skip it and what to prepare.K-ETA Guide 2026: Fee, Processing Time and the Exemption₩10,000 fee, 72-hour processing, and the 22-country exemption until Dec 31, 2026.T-money Card Guide for VisitorsWhere to buy and top up, and how it saves money on every ride.Korea Travel EssentialsPlugs and voltage, tipping, 112/119 and the 1330 travel hotline.