KakaoTalk is made for almost all mobile platforms Android, iOS, Blackberry, Windows Phone and even Bada. It has voice and video calls, messaging, sharing multimedia content, etc. The app also acts as a reminder for scheduling appointments. To add little bit of fun, the app has in-built games and some voice filters like Talking Tom, Talking Ben, etc. KakaoTalk also allows users to follow celebrities/ brands such as Psy through ‘Plus Friend’ feature and get updates from them. To see the celebs that can be added, go to the Find Tab and select View All, and simply tap the Add option against any of them.