WhatsApp, Facebook Messenger and other instant messaging apps appear to have won the day over Samsung's own-brand effort.
Samsung ChatOn version 3.5 lets you delete messages even after they've been read, as well as adding new location, language and file-sharing features.
This report misstated the availability of the BBM for Android and iOS.
Samsung's own-brand chat service has amassed a whopping 100 million users, just two years after its launch, putting it up with the likes of BBM and Line.
Korean electronics giant says its mobile messaging platform is now available in 237 countries and 63 languages.
Samsung's free messaging service ChatON is here to take on BlackBerry Messenger and Apple iMessage.
Samsung's new instant message service will work across multiple devices and platforms and launch in a mere 120 countries.
The company's new ChatOn IM service will be available on its own Bada-powered handsets as well as smartphones running Android and Apple's iOS.