Camtasia is the best all-in-one video editor and screen recorder for both Windows and Mac users. It becomes very simple to record and create professional-looking videos with Camtasia on our computers. You can find more details or download this screen capture and editor here. Unlike other screen capture that only capture sounds from microphones, this recorder can even record sound from the Mac system. Before that however you will need to download a plugin from its official site. Check out the details below.
Click the Record button at the upper left corner to open the Camtasia Recorder. The screen recording and microphone recording are enabled by default. You can also enable Webcam recording via the FaceTime HD Camera. To record internal sound from your Mac, you will need to download and install an extra plugin from its official site if not yet.
Right above the Start Recording button is the box for Mac system audio recording. If the necessary plugin is not installed on your Mac, you will see a link titled ‘Need System Audio?’ Click this link to open the page where you can download the system audio installer. Once you have installed it, you will get the toggle to turn on or off System Audio recording in Camtasia Recorder.
When you are creating a software demo or other video tutorial that needs both sound input from Microphone and computer, you can turn on Built-in Microphone and System Audio at the same time. If you need to capture online music, disable the screen recording and sound input from microphone, turn on only the System Audio.
Except the above screen and audio recorder, you can also choose ScreenFlow, Snagit and other similar tools to record internal sound from Mac sound card other than microphones. ScreenFlow is also a powerful screen recorder and video editor. You can follow these steps to record Mac system audio using this app.