
Simsima is an eSIM marketplace offering instant connectivity in 190+ countries. Travelers can browse, purchase, and activate eSIMs directly from their phone — no physical SIM swap needed. Plans range from 1-day local passes to multi-country regional bundles, with coverage across Europe, Asia, the Americas, and beyond. Simsima supports all eSIM-compatible devices and offers 24/7 customer support based in Barcelona.
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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.
Simsima does not provide a truly unlimited high‑speed data plan for South Korea. The plans marketed with the word “Unlimited” actually allow 3 GB of high‑speed data per day; once that daily allotment is reached the speed is reduced to 1000 kbps. This means the data is capped and throttled rather than unlimited.
If a traveler needs a larger data allowance, Simsima offers fixed‑data plans. For example, a 100 GB plan is available for 180 days at $185.22 USD, and a 60 GB plan is available for 125 days at $315.04 USD. Smaller fixed options include a 50 GB plan for 30 days at $34.69 USD with 5G connectivity and a 20 GB plan for 30 days at $17.30 USD, also with 5G. These plans may be more cost‑effective for users who need substantial data without the daily limit that comes with the “Unlimited” offerings.
Simsima does not provide a South Korea eSIM that includes a local phone number with inbound or outbound SMS. The provider offers only data‑only plans for South Korea.
Travelers who need to make calls or send text messages can use internet‑based apps such as WhatsApp, Telegram, or iMessage over the data connection. These VoIP services allow voice calls and messaging without requiring a traditional phone number or SMS capability.
Simsima offers 31 single‑country plans and 24 multi‑country plans for South Korea. Among those, 29 plans have a daily data cap that resets each day, while 26 plans provide a fixed data amount for the whole period. Prices range from roughly $2.24 to $452.76, and the data caps vary from 500 MB up to 100 GB.
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