Korea tourist guide: eSIM, T-money, AREX — USDT checkout
Korea’s tourist stack is eSIM + T-money + AREX + theme parks. Foreign cards fail often on local rails.
Seoul / Busan / Jeju eSIM
Pick duration × GB under Telecom. Install before you land at ICN.
T-money for tourists
Tourist T-money and Cashbee loads are in Transit. Pair with AREX for airport day one.
AREX and ride credits
AREX Direct / all-stop assists plus Incheon ride credits cover the airport gap.
Everland, Lotte World, DMZ
Ticket assists when Korean OTAs reject your card.
FAQ
Need a Korean phone number?
eSIM data plans are enough for maps. Use taxi credit SKUs if ride apps need a local number.