SIM & WiFi Guide
Don't worry about disconnected internet.
Find the best option for your trip below.
Best Choice
eSIM
Digital SIM. No physical card needed.
Just scan QR code.
- Email Delivery (Instant)
- Keep your original number
Search Deals
β‘ Instant delivery via Email
USIM Card
Traditional chip card.
Replaces your current SIM.
- Korean Number (010)
- Stable Voice & Data
Check Prices
π Pick up at Airport
Pocket WiFi
Portable router device.
Share data with friends.
- Share up to 3-5 devices
- Must carry & charge
See Options
π¨βπ©βπ§βπ¦ Good for Groups
Comparison Guide
β Slide table to see more β
| Feature | eSIM (Best) | USIM | Pocket WiFi |
|---|---|---|---|
| Installation | Scan QR Code | Swap Physical Card | Connect WiFi |
| Pick-up | No Needed | Airport / Store | Airport |
| Phone Number | Data Only | Yes (010) | No |
| Recommended For | Solo / Short Trip | Calls / Delivery | Group / Family |
Do I need a Korean Number (010)?
If you want to use Food Delivery (Baemin) or book Popular Restaurants (CatchTable), you MUST have a SIM card with a 010 Phone Number for SMS verification.
* Most eSIMs are data-only. If you need a number, choose a Physical SIM (Voice+Data) plan.