Communication
Messenger
Use this application to chat with others via Google+ instant messaging service. Tap Messenger on the Applications screen.
This application may not be available depending on the region or service provider.
Select a friend from the friends list, enter a message in the field at the bottom of the screen, and then tap 
.
ChatON
Use this application to chat with any device that has a mobile phone number. Tap ChatON on the Applications screen.
This application may not be available depending on the region or service provider.
Create the buddies list by entering phone numbers or email addresses of Samsung accounts, or selecting buddies from the list of suggestions.
Select a buddy to start chatting.
To sync contacts on the device with ChatON, tap Settings →Sync contacts.
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