Based on sampled data, YouTube was the longest used Android application in South Korea as of September 2020, with a total of around 53.1 billion minutes. This was followed by KakaoTalk, a popular South Korean messenger application.

Which app is used in Korea for chatting?

KakaoTalk Nearly all mobile messaging app users in South Korea use KakaoTalk, making it by far the most popular messaging app in the country.

Can you use Whatsapp in Korea?

Yes . both whats app and SMS are supported in Korea. You can always use whatsapp for Intl calls.