i11Chat (was XustoChat) lets you use WhatsApp Web and Facebook Messenger on your OS X Desktop. It takes advantage of WhatsApp and Facebook, integrating them in a standalone all-in-one application.

Features

• Very optimized code to minimize used resources and battery impact. (A good option to use in Apple MacBooks)
• Drag-and-drop to send media files
• Option to launch App at user login with a 15 seconds delay to ensure Mac is connected to Internet
• Mac style user interface
• Dock icon notifications
• Show number of unread messages in Dock icon badge
• Emoji keyboard
• Open links in Safari, and other media files too
• Play audio and video content in native media player
• Resizable windows
• Share videos on social networks

* Disclaimer: i11Chat is a third-party app, and it requires a WhatsApp Web-compatible device. The developer of this software is not sponsored by or affiliated with WhatsApp, Inc., or Facebook, Inc., in any way.