Official Facebook for Windows Phone and Viber apps have received major updates. Facebook gets all the new features from last two Facebook Beta updates. It gets brand new UI which is closer to what Facebook has on Android and iOS. Video upload and Facebook Messenger support has also arrived.
• Updated design
• Improved performance
• Video upload
• Messenger support
• Post detail page
Viber has also received a major update and now supports Hold & Talk and has a new standalone sticker menu among other changes
• Hold & Talk – instant voice messages. Your friend will hear you as you speak!
• New standalone sticker menu
• Design improvements, including a new call screen and default background
• Faster conversation loading and other performance enhancements
• New supported languages – Persian and Bulgarian