1. KakaoMap (카카오맵)
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Purpose: Navigation, maps, and public transportation routes.
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Why It’s Good:
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More accurate and up-to-date than Google Maps in Korea.
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Offers walking, driving, and public transit routes with real-time updates.
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Foreign-Friendly Features:
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English, Japanese, Chinese interface available.
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Shows bus arrival times and exact subway carriage locations.
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Tip: Use the search in Korean for best results (you can copy from Naver or Google Translate).
2. Naver Map (네이버 지도)
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Purpose: Navigation and local place search.
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Why It’s Good:
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Great for finding restaurants, shops, and attractions with user reviews.
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Integrated street view.
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Foreign-Friendly Features:
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English interface.
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Step-by-step walking and public transit instructions.
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Tip: Compare results with KakaoMap for accuracy.
3. Papago (네이버 파파고)
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Purpose: Translation.
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Why It’s Good:
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Especially strong for Korean 
English (and Japanese/Chinese) translation.
English (and Japanese/Chinese) translation.◦
Supports voice, text, and image translation.
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Foreign-Friendly Features:
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Can translate menus, signs, and documents instantly via camera.
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Tip: Download offline language packs for use without internet.
4. T-Money App
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Purpose: Public transportation payment and card management.
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Why It’s Good:
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Recharge and manage your T-Money card balance.
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Purchase the Climate Companion Card (기후동행카드).
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Foreign-Friendly Features:
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English version available.
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Apple Pay T-Money support for iPhone/Apple Watch.
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Tip: Link your card to auto-recharge so you never run out of balance.
5. Kakao T (카카오T)
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Purpose: Taxi, designated driver, bike/scooter rental.
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Why It’s Good:
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Largest taxi-hailing service in Korea.
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Transparent pricing with English support.
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Foreign-Friendly Features:
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English interface.
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Option to pay by card, T-Money, or mobile payment.
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Tip: Select “Pay in App” to avoid language barriers with drivers.
6. Baemin (배달의민족)
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Purpose: Food delivery.
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Why It’s Good:
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Huge variety of restaurants, including local favorites.
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Scheduled delivery option.
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Foreign-Friendly Features:
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No full English version, but can be navigated with translation tools.
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Tip: Use Papago’s screen translation to help place orders.
7. Coupang (쿠팡)
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Purpose: Online shopping & same/next-day delivery.
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Why It’s Good:
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Extremely fast delivery (“Rocket Delivery” often arrives next morning).
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Huge selection of groceries, electronics, clothes, etc.
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Foreign-Friendly Features:
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No full English version, but easy to use with Papago translation.
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Tip: Foreigners can register with ARC and Korean phone number.