KakaoTalk is a fast and multifaceted messaging App owned by South Korean Kakao Corporation. KakaoTalk has approximately 48.19 million to 48.95 million monthly active users (MAUs) in South Korea as of late 2025. It is the dominant messaging app in the country, with nearly 95–97% market penetration among Korean smartphone users, frequently referred to as a "super app" for daily life.
KakaoTalk supports Android, iOS, Windows OS, Mac OS. Users can send messages, photos, videos, voice notes and their location for free.
Benefits of KakaoTalk for business
KakaoTalk has up to 97% of the market share in South Korea making it the best messaging channel for businesses and the ideal channel to reach South Korean consumers. KakaoTalk for Business is intended for larger enterprises and includes additional features.
Use the official business Kakaotalk channel to send notifications, payment notices, transaction details and promotional messages with image or just text to your KakaoTalk users. This way you enable friendly communication with customers at a lower cost than SMS.
Visit the KakaoTalk product page on sinch.com to learn more about KakaoTalk or you can visit the Sinch Developer Documentation site to view comprehensive documentation and tutorials, which show you how we support KakaoTalk through the Sinch Conversation API.
