Kakao on Wednesday launched KakaoNavi, a navigation app running on its immensely popular mobile messenger KakaoTalk. The new app is the upgrade version of Kimgisa that the Korean IT giant acquired for 62.6 billion won ($50 million) last year. Kakao
 
Kakao on Wednesday launched KakaoNavi, a navigation app running on its immensely popular mobile messenger KakaoTalk. The new app is the upgrade version of Kimgisa that the Korean IT giant acquired for 62.6 billion won ($50 million) last year. Kakao  

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