Viber app lets you send free messages and make free calls to other Viber users, on any device and network, in any country. This app syncs your contacts, messages and call history with your mobile device, so you can easily continue conversations from your PC. Also you can make group conversations with your friends across all the devices.
Viber Desktop App Features:
• Best quality HD voice calls and video calls
• Send free text messages and photos also
• Make easy group conversations
• You can transfer ongoing calls between devices
• Sync your data between mobile and windows
Note: Viber app for PC requires your phone number to connect and use the application.