Used to be very popular for its amazing stickers and emojis in the chatting platform.
Disclaimer: The application is no longer supported by the publisher. After version 220.127.116.118 there were no more updates.
Viber for BlackBerry is an application that lets you make free phone and video calls using a WiFi connection. You can talk one-on-one with friends and family as well as participate in conference calls. Its messaging app allows you to send images as well as choose add-ons from an expansive emoji and sticker library to make your conversations more exciting. To ensure the security of your conversations, Viber allows you to manually manage your contact list; the app also automatically encrypts your incoming and outgoing messages.