
Firsty keeps travelers connected in 160+ countries with a single eSIM that automatically picks the best network. The free plan offers basic data for messaging, emails, and calls, with options to upgrade to faster speeds whenever needed. You can pay per day for extra flexibility, and leftover data can be reused on future trips, even in different countries. Plus, in-app support is available 24/7 in 80 languages, ensuring help is always at hand.
Data plans for this provider are automatically updated. While we strive to keep the information accurate, we cannot guarantee its completeness or accuracy. Please confirm all details on the provider's official website or app before purchasing.
Firsty does not offer any unlimited data eSIM plan for South Korea. All of Firsty’s South Korean eSIMs are fixed‑data packages, each providing 8 GB of data per day. For example, the Firsty First Class package gives 8 GB per day for a validity of 1 day, 3 days, 5 days, 7 days, or 10 days, with a reduced speed of 512 kbps during use.
Choosing a fixed data plan can be more cost‑effective for most travelers unless you are an extremely heavy data consumer who needs an unlimited data option.
Firsty does not provide an eSIM for South Korea that includes a local phone number or SMS capability. Only data‑only eSIM plans are available from Firsty for this destination. Travelers can still use VoIP applications such as WhatsApp, Telegram, and iMessage over the data connection to make calls and send messages without a traditional phone number or SMS service.
Firsty offers 16 single‑country data plans for South Korea and no multi‑country options.
The plans range in price from about $2.14 to $106.88 and provide data caps between 1.5 GB and 8 GB, with validity periods from 1 to 30 days.
Among these, 14 plans feature a daily data cap that refreshes each day, while 2 plans deliver a fixed data amount that is available for the entire validity period.
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