Power for Facebook
It is an excellent alternative Facebook client that lets you save a lot of space on your device.
Your Facebook App should be light and functional
>Use Messenger within the same app
>Order your FB News Feed the way you want
Your Facebook app should work for you
>Filter the posts you don’t want to see
>Easily switch between multiple accounts
>Setup Quiet Hours
>Setup Fingerprint/Passcode Lock
How to Install?
>Download Apk (link below).
>On your Android device, go to settings > security > allow unknown sources.
>Find downloaded APK on your phone and install it.
>All Done. Enjoy!
(you'll need torrent client to download app)