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★★★★★
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A refreshed design with layouts for different iPhone sizes. Choose from six languages in Settings. Improved reliability for card reading, cancel and retry, purchase restoration, and app startup.
Check the balance of supported Korean prepaid transit cards on your iPhone. • Read card balances and recent transactions with NFC • Keep a history of your balance checks by card • Browse guides to top-ups, discount registration and refunds • Use Dark Mode and layouts that adapt to your screen • Choose Korean, English, Japanese, Simplified Chinese, Traditional Chinese or Spanish in Settings Balance reading requires a compatible NFC-capable iPhone and a supported physical prepaid transit card. Availability depends on the card type and version. This app does not top up cards or make payments. On iPad, browse transit guides; NFC balance reading is not supported. An optional one-time in-app purchase removes ads. Restore an existing purchase in Settings.