data koreaInternet use in South Korea in 2025. There were 50.30 million internet users in the Republic of Korea in January 2025.. The Republic of Korea’s internet penetration rate stood at(Korea → Korea) 4.4 KRWsecond: 110 KRWmessage: Outgoing amount automatically deducted from charged balance (Minimum recharge cost: 5,000 KRW) ... Available number of purchase