Best South Korea eSIM? Prices compared plan by plan
RedSim's South Korea eSIM prices next to the lowest public list price we found from a well-known eSIM brand for the same data and days. RedSim is lower on 4 of 4 of these plans. Brand prices read on 2026-10-03.
South Korea eSIM prices compared
| Plan | RedSim | Lowest other brand |
|---|---|---|
| 1 GB, 7 days | $2.20 | $2.50Ubigi |
| 5 GB, 30 days | $8.79 | $9.26GigSky |
| 10 GB, 30 days | $13.48 | $14Ubigi |
| Unlimited, 7 days | $14.09 | $14.84GigSky |
Prices are in US dollars, before discount codes. A brand price is that brand's public list price on its own website or on eSIMDB for the same data and the same number of days. Pick a destination to see every plan in your currency.
Which South Korea eSIM for your trip
- A long weekend1 GB, 7 days$2.20
- A week of daily streamingUnlimited, 7 days$14.09
- Two weeks5 GB, 30 days$8.79
- A month, unlimitedUnlimited, 30 days$40.88
Your eSIM connects to SK Telecom on 5G where available, the same networks locals use.
eSIM or local SIM card in South Korea?
| RedSim eSIM | Local SIM card |
|---|---|
| Where you get it | |
| Online, before you travel | At the airport on arrival, or in operator stores |
Local SIM details from official pages, checked on 2026-10-12. Local prices are in the local currency. Source 1
South Korea eSIM prices: questions
In this comparison RedSim is lower on 4 of 4 plans, against the lowest public price of a well-known eSIM brand for each one, read on 2026-10-03. Where a brand is lower, the table shows it.
Your eSIM connects to SK Telecom on 5G where available, the same networks locals use.
Yes. RedSim is data-only and runs next to your normal SIM, so your own number stays active and WhatsApp, Telegram, Instagram, FaceTime and every other app keep working over the eSIM's data with no local blocks. There is no passport, ID or KYC to buy or use it.
Codes change often and many apply only to a first order, so they cannot be compared fairly. The table uses the public list price every buyer sees.
No. The table compares prices only. Up to 25% of what you pay RedSim by card comes back as wallet balance, on top of the saving shown.
Pay less, get up to 25% back
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