WOWPASS Tmoney Top-Up: Which Balance Pays for Transit?
Money on WOWPASS does not automatically fund your subway ride. Check the separate Tmoney balance, then choose an app transfer or a cash top-up.
Card reload
T-money Card in Korea: How First-Time Visitors Can Buy, Reload, and Use It
A first-time visitor guide to choosing, buying, reloading, and using a physical T-money card in Korea, including Incheon AREX fallback and current-rule checks.