Mac Platform: Intel
OS version: 10.8 or higher
Processor type(s) & speed: 64 Bit
Tested on 10.10.5 and 10.11.2. Works great for me.
Release Notes (new since 1.4.4):
1.4.6 - Oct 16, 2015
Support for OSX El Capitan
Support for recent cam4 changes
Misc updates and bug fixes
More Info: http://www.jaksta.com/Products/Mac/Jaksta-Media-Recorder
"Jaksta is the easiest way to download and convert Video, Audio and MP3s from the web to your Mac. Just open Jaksta, then play a video or song in your browser, and Jaksta saves a perfect digital copy to your Mac's hard disc, or converts it to several popular device formats. Jaksta is the only Mac program that works with thousands of sites, including YouTube and Facebook, as well as popular music sites."