Sprout Hub enables easy sharing of Sprout Workspace projects or content to Facebook, Twitter, or any other social network that is available via the Windows 'Share' charm.
Communicate, play games, and share files over your Wi-Fi and home or office networks.
Manage your multiple Facebook accounts with notification and instant chat.
Manage all comments on Facebook.
Schedule Stories and posts for auto-publishing and create beautiful Instagram feed.
Send messages to all Facebook Page Fans with one click.
Mail app helps you to keeep you updated with your yahoomail along with many tips and tricks.
This is best application for offline WiFi password generator for Windows Phone.
v 30% Cheaper than Skype.
Finally, a Discord client for Windows Mobile (not official).
Free client for Whatsapp web.