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Where this app stands in South Korea, updated 8 Oct 2026
Top free · Lifestyle
#49 –
Top grossing
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Top paid
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- 기타 기능 개선 및 안정화를 진행했습니다. ※ 안정적인 서비스 이용을 위해 최신 버전으로 업데이트해 주시기 바랍니다.
Conveniently check data/rates, manage your PASS wallet, and get benefit information at T World!
T world, the essential app for SK Telecom customers, greets you with an even more convenient look. Any SK Telecom customer can use the revamped T world service for free without data charges in 3G, LTE, or 5G environments. (However, data charges may apply for certain menus or when using international roaming.) ■ Home You can comprehensively check and utilize major product services, including recommendation information and benefits. ■ T Direct Shop You can purchase mobile phones, tablets, smartwatches, portable Wi-Fi, kids' phones, B tv, accessories, and more directly. ■ Recommendation Services We provide personalized history-based recommendation services tailored to your time, place, and situation. ■ MY Gather your frequently accessed real-time balance, billing charges, and subscription information at a glance on the MY screen, accessible from anywhere. ■ My Calendar/Notifications Easily gather and quickly check only your key schedules. ■ My Data/Calls You can check your remaining data in real-time, gift data to T-to-T users, use refill coupons, and view your recent top-up/gift history. ■ My Bills You can view your billing statement and check your usage charges in real-time, configure your billing statement settings, view or change your payment method, and check your payment history for mobile phone bills, content usage fees, and other charges. ■ My Subscription Information You can view, compare, and easily change various information such as your rate plans, value-added services, and bundled products. ■ T Universe You can subscribe to various T Universe products and view your usage details. ■ T Membership You can use your T Membership barcode directly to check the benefits you are eligible for and various partner brands. ■ Rate Plans/Value-Added Services/Internet/B tv/T Roaming/T App You can check and use your current products as well as various other products and services from SK Telecom. ■ PASS Wallet You can conveniently manage your identification documents and National Secretary information. ■ Customer Support You can find SK Telecom branches/agencies, AS centers, and rental phone service providers, and schedule visits. You can also access email consultations, check Frequently Asked Questions (FAQ), and verify required documents. ■ Widgets You can check your remaining data, voice calls, and text messages via the widget. [ The following permissions are required to use T world services. ] 1. Required Access Permissions ■ Phone Checking the phone number of the logged-in device, verifying Google account status during sign-up, and making direct phone calls via store locator, etc. 2. Optional Access Permissions ■ Address Book (Contacts) Using Google account information to simplify sign-up, sending text messages, and verifying contacts when linking the address book for data gifting ■ Camera Scanning PASS Wallet QR codes, mobile subscription verification, etc. ■ Storage Downloading files (PDF) ■ Location Checking device location for finding stores and AS centers, providing information on T Membership partners and airport roaming centers, and sending location-based notifications ■ Notifications Receiving notification messages ■ Display over other apps Using the Visible ARS service