Soundflower is a simple yet effective tool to transfer audio signals across various applications on Mac. Video Converter Ultimate is the #1 video converting program allows you to convert any video, movie and even audio file to another format with a simple and streamlined process. Admittedly they are invented for completely different purposes. What makes them together here in this article is one common feature they share, the ability to record system sound on Mac.
Obviously Soundflower for Mac is a virtual audio device acting as an input as well as an output medium. You install Soundflower on Mac as a system extension which enables other sound recorders, such as Audition, QuickTime Player, to capture Mac system audio. You can follow these steps to record internal sound on Mac with Audition, one of the most popular audio editor from Adobe.
Unlike Soundflower which transports all types of audio formats between various apps, the video converter was originally developed for converting video files to other formats, and also editing videos. More related features have been added in the constant development process, such as video downloading, screen video capture, video transfer, video burning, video streaming, and computer sound recording. System audio recording is a hidden feature in the Video Converter which is disabled by default. You will have to install an add-on to activate it. Refer to following linked guide to download and install the free virtual sound card and audio recorder on Mac.
Just like the Soundflower, the virtual audio card within the video converter is installed as a system extension on Mac, so other recorders can make use of it to grab sound from your Mac speaker. For example, it helps QuickTime player record system sound on Mac.
Free (pay for extra features)
Windows & Mac
System audio recording