You can also use Saveting, it is a very simple to use tool to download video or music from any popular videos sharing website like YouTube, Instagram, Facebook, Twitter, Vine, Vidme, Soundcoud, Dailymotion etc.
The process is simple:
1- Paste the video url
2- Hit on the download link
3- Right click on one download link (you can choose among the video formats available you like)
4- Save to your computer or mobile
The interesting part is Saveting secured, no ads and no installation needed, and the website is maintained regularly.
If you are interested, here is their web address:
https://saveting.com . Go there and try, and let us know.
Good luck.