yaySIM eSIM Data Plans for South Korea

There are no unlimited‑data eSIM plans offered by yaySIM for South Korea. The available options are fixed‑data plans. For example, yaySIM sells a 50GB plan valid for 30 days at $45.57 USD and a 20GB plan also valid for 30 days at $34.15 USD. These plans cover South Korea exclusively. Travelers who require more data or who are heavy users may find a larger fixed plan more cost‑effective than purchasing several smaller plans.

yaySIM does not provide South Korea eSIM plans that include a phone number or SMS capability. The available South Korea eSIMs from this provider are data‑only, so travelers cannot receive or send text messages through the local network.

Travelers who need voice or messaging can use VoIP applications such as WhatsApp, Telegram or iMessage over the data connection. However, some destinations may restrict or block certain VoIP services, so it is advisable to confirm that the apps required for communication are accessible in South Korea before purchasing a plan.

yaySIM provides 20 single‑country plans and 58 multi‑country plans for use in South Korea. The offers span a price range from roughly $2.17 to $132.37 and data caps that go from 102 MB up to 50 GB, with validity periods that can be as short as one day or last up to a full year.