Facebook is one of the most popular Social Networking Site with more than 1 Billion users worldwide, It is one of the most downloaded app. While Sailfish OS offers Facebook Integration it is still missing a lot of features.
Friends is a native third party client for Sailfish OS. It offers a lot of features that the stock Facebook integration in Sailfish OS do not provide. It was developed by Sfiet_Konstantin for Harmattan but it was discontinued.
You can download the App here
https://openrepos.net/content/sfietkonstantin/friends
You can post your feedback here
http://talk.maemo.org/showthread.php?t=92137
The Jolla Blog 