Does my EU or UK SIM card offer free roaming in South Korea?

No, this is a common misconception that can lead to unexpected charges. While some EU and UK carriers offer 'Roam Like at Home' within Europe, these benefits do not extend to East Asian countries like South Korea. Using your home SIM in Seoul or Busan will typically incur substantial international roaming fees. EastESIM provides a smarter, more affordable alternative, connecting you directly to high-speed Korean networks like SK Telecom or KT, ensuring you stay connected without bill shock while exploring K-Pop hot spots or ancient palaces.