Viber

Viber allows you to make free calls over Wi-Fi and 3G network (pay only Internet traffic) between smartphones with installed Viber, and send text messages, pictures, video and audio messages. As a user ID to Viber uses phone number. The app syncs with contacts list of your phone, automatically detecting which of your contacts have Viber.

Features:

• Send and receive text messages with friends
• Make free calls with HD audio
• Share photos, specify the location, send voice and video messages
• Groups up to 100 participants
• Download stickers from the sticker Store and make sending messages a pleasure!
• Sort and reorder stickers
• Push notifications guarantee that you never miss a call or message, even when Viber is off
• integration with the built in contacts list, calls and messages