[1] KakaoTalk is the most popular instant messaging app in South Korea, and since its debut in March 2010, the service has captured around 90 percent of the local market.

[1] Originally designed for messaging, it has evolved into becoming a super-app providing mobile payments and banking, taxi hailing, games and others.

[2] Kakao started with KakaoTalk, an instant messaging application in March 2010, and followed up with a social media network that integrated with the messenger app.

The addition of Kakaogames, allowed users to connect and play with their offline friends all through the convenience of the Kakao network.

Like most of its type, the user is able to share photos, videos, voice messages, locations, webpage links, and contact information.

[14] Through the "Plus Friend" feature, users can follow brands, media and celebrities to receive exclusive messages, coupons and other real-time information through KakaoTalk chatrooms.

With 93% of South Korea's population using KakaoTalk on their smartphones, Kakao Corp. has provided users a large range of services including games and retail commerce.

KakaoTalk played an important role as a data network-based communication method; it successfully replaced disabled wired and wireless networks and helped connect the disaster-stricken.

The former co-CEO of KakaoTalk, Sirgoo Lee, stated "We grew our user base by more than 25 times in one year, so hopefully, we will continue at that rate."

[27] In February 2014, KakaoTalk launched for Nokia Asha 500, 501, 502, and 503 devices, expanding its reach to users of a wider audience.