FBTake's answer
FDOWN.net - Download Facebook videos and save them without using Java or installing software.
Online Download Manager - Video downloader, music downloader, images downloader, files downloader
SnapSave - SnapSave allows you to download your favorite Facebook Videos in HD qualities, including 1080p, 2K, and 4k on any device.
X-DLNA - Detects videos in websites and allows to download them or play them via DLNA
FastVid - FastVid offers a Video Downloader for Facebook that allows you to select any video from FB, copy its URL, paste it into the field, and click on download to save it to your device.
Video Downloader Proff - Save video from popular websites and run it later