I want to buy a SIM card.
I'll take the unlimited data plan.
Please help me set up the eSIM.
What is my Korean phone number?
Could you charge my phone, please?
I want to rent a power bank.
Do you have a Type-C charger?
The Wi-Fi won't connect.
Is there free Wi-Fi here?
I want to make an international call.
The data is too slow.
I have no signal / no service.
My screen is broken.
Where is the phone repair shop?
How do I download this app?
I will show you with a translation app.
Scan the QR code.
My battery is low.
Please put it on silent mode.
The phone is ringing.
South Korea is undeniably one of the most hyper-connected, digital-first nations on the planet. From the moment you land, you will notice that blazing fast, free Wi-Fi (와이파이) is available absolutely everywhere—in cafes, malls, moving subway trains, and even public parks. However, relying solely on Wi-Fi is a mistake for visitors. To fully access the conveniences of Korean urban life, such as food delivery apps (Baedal Minjok), taxi hailing (Kakao T), or reserving a table at a popular restaurant, you absolutely need a local Korean phone number (한국 전화번호 - Hanguk jeonhwabeonho) for identity verification. Therefore, purchasing a physical SIM card (유심칩 - Yusimchip) or an eSIM upon arrival is crucial. Another aspect of Korea's digital lifestyle is the constant need for battery power. If your phone dies, you don't need to panic. Every convenience store rents out portable power banks (보조 배터리 - Bojo baeteori), and almost all cafes have outlets (콘센트 - Konsenteu) everywhere. If you left your charger at the hotel, you can simply walk up to the barista and ask: 핸드폰 좀 충전해 주실 수 있나요? (Haendeupon jom chungjeonhae jusil su itnayo? - "Could you please charge my phone?"). The barista will happily take your phone, plug it behind the counter, and you can go sit back down. This highlights one of the most astonishing cultural realities of South Korea: the near absence of petty theft. It is incredibly common to see locals leave their $1,000 smartphones or laptops completely unattended on a cafe table just to reserve their seat while they go to the bathroom. In this high-trust society, nobody will touch your belongings.
Other sections
Keep your progress
Create a free account to save favorites, track your study, and continue where you stopped.