Hot Deals on eSIM & SIM !
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Up to 30% OFF Korea SIM & eSIM
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FREE T-money Card
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KRW 1,320 FREE Call Credit
Featured Korea eSIM & SIM cards
Korea SIM cards
Korea Pocket WiFi
Travel connected with Global eSIM
Vietnam eSIM 
Japan eSIM 
China eSIM 
Asia eSIM – 18 Countries
Europe eSIM – 28 Countries
Thailand eSIM
Most Frequently Asked Questions
Calls not working in S.Korea?
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Data is connected, but why is the voice calling unavailable? (SKT eSIM user Only)
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Voice calls are available once passport verification is complete.
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Please complete online passport verification using the guide below.
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More of details, → Tap here!
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Check out our Shorts video : → Tap here!
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Can I use my eSIM again after traveling abroad briefly?
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Yes, you can continue using the service.
Voice calls will be temporarily suspended after departure and restored after passport verification.
Korea eSIM Installed but Not Working?
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If your cellular settings appear normal after installing the eSIM but it still doesn’t work,
reset your iPhone network settings and remove any configuration profiles.
This resolves most issues within minutes.
reset your iPhone network settings and remove any configuration profiles.
This resolves most issues within minutes.
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For more details, refer here.
Available for Koreans or F-4 Visa Holders?
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Is KT Korea eSIM available for Koreans or F-4 Visa holders? (KT & LG U+ eSIM users only)
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Yes, it is available.
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Overseas Koreans or foreigners with an ARC, Residence Card, or F-4 Visa can use this eSIM.
China eSIM - No Need VPN?
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Can I access Naver, YouTube, and Google in China with this China eSIM?
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Yes, you can.
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This China eSIM allows access to major overseas services such as Naver, YouTube, and Google in China without requiring a separate VPN.
We’re Here to Help
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You can reach out to us via:
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Call → 82-10-3003-2604
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Business Hours
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09:00 ~ 18:00 (KST), all the year