Revision 1/2026:

• Today, it’s even easier to setup an (Asia Pacific) eSIM before your trip
• Our recommendation: Nomad’s Asia Pacific eSIM

Nomad has no affiliation with ETLK — inexpensive and works very well across North Asia, including Korea. It also bypasses the Great Firewall when traveling in China.

Apple’s iPhone supports two active eSIMs simultaneously (for example, one home eSIM and one travel eSIM). eSIMs can be set up before your trip, activated upon landing, and topped up when needed. Recent iPhone models can store up to 8 eSIM profiles.

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