Cellesim eSIM Data Plans for South Korea

Cellesim does not provide an unlimited data eSIM for South Korea. The provider’s South Korean offerings are fixed data plans with set data caps and validity periods. Examples include the South Korea 50GB 30d plan, the South Korea 20GB 30d plan, the South Korea 10GB 30d plan, the South Korea 5GB 30d plan, and the South Korea 3GB 15d plan, each with a specified number of days of validity.

Choosing a fixed data plan can be more cost‑effective for most travelers, especially if data usage is moderate. Only users who anticipate very high data consumption might consider a different provider that offers unlimited data options.

Cellesim does not provide South Korea eSIMs that include a phone number or SMS capability. Only data‑only plans are available. Travelers can still use VoIP services such as WhatsApp, Telegram, and iMessage over the data connection for calls and messaging, but some destinations may block or restrict certain apps, so it is wise to confirm that the services you rely on will work in South Korea before purchasing a plan.

Cellesim offers 17 single‑country data plans for South Korea and does not provide any multi‑country plans. The available plans range in price from about $3.59 to $144 and in data cap from 1 GB to 50 GB, with validity periods between 5 and 30 days. Ten of the plans feature a daily data cap, allowing a set amount of data each day, while seven plans offer a fixed data amount that is available for the entire validity period. Tethering is permitted on some plans, and a reduced speed of 512 kbps may apply in certain cases.