Clipgrab is an a free, cross platform tool that lets you download videos from online video streaming websites like YouTube, Vimeo, Dailymotion, MyVideo, MySpass,Clipfish etc. Simply search the video in this app, select and download it.
Installing Clipgrab on Ubuntu Linux
In order to install it on Ubuntu, we will need to add its PPA information first to package manager. Launch your terminal and run following command to add Clipgrab PPA.
sudo apt-add-repository ppa:clipgrab-team/ppa