Every device macOS can see
Built-in and external cameras and microphones, including Continuity Camera, in mono or stereo, with a live preview and an input meter before you commit to a take.
Camera & audio
Camera, microphone and system audio are captured as independent tracks, so fixing one never damages another.

The problem
One flattened audio track means the notification ping lands on top of the sentence that mattered, your voice is quieter than the app you are demonstrating, and the only repair anyone can offer is to record the whole thing again.
What happens instead
Three separate captures, mixed in the editor. Set microphone and system audio levels independently, fade either at a cut, and run high-pass, noise gate, leveling and compression on your voice without touching the app’s audio.
In detail
Built-in and external cameras and microphones, including Continuity Camera, in mono or stereo, with a live preview and an input meter before you commit to a take.
Your voice and the app’s audio have their own levels and their own fades, so a loud UI sound never decides how loud you are.
High-pass, noise gate, voice leveling and compression are each switched on only when the room actually needs them.
Shape, size, position, mirror, border, corner radius, shadow — and whether the room behind you is kept, removed, blurred or replaced — are decided afterwards in the editor, not locked in at record time.
In the app
Captured from the application itself, at the size it actually draws.

Specifications
A screen recording with audio has two different kinds of sound in it: your voice, and whatever the Mac is playing. ReScreen captures both, as separate tracks, so you can record the screen and microphone together, the screen and system audio together, or all three with your camera as well. People ask this in many ways: how to record a MacBook screen with audio, how to capture screen and audio together on a Mac, how to include the sound of a video you are showing. The answer is the same: switch on microphone and system audio before you press record.
Because system audio is captured through macOS itself, there is nothing extra to install first. If you have been told you need a virtual audio device or a loopback driver, read how to record system audio on a Mac without a virtual driver to see why that is no longer true here.
Switch the camera on and the take has four independent inputs: screen, camera, microphone and system audio. Each is recorded to its own file and combined only when you play or export. That is what lets you move or resize the camera after the fact, mute one source without touching the others, and repair a voice that was too quiet without changing the sound of the app. How to record yourself on a Mac covers the camera side, and the webcam overlay guide helps you choose a shape and position.
The recorder built into macOS lets you choose a microphone. Apple documents an Include System Audio option only from macOS 27, so on earlier versions the sound of the app you are demonstrating never reaches the file. How to screen record on a Mac with audio explains exactly what each built-in route captures, version by version, and ReScreen vs QuickTime Player compares the two.
A single flattened track cannot be repaired: if the notification chime lands on your best sentence, it stays there. Separate tracks turn the same mistake into a slider. Why separate audio tracks save your screen recording goes through the failure cases, and audio cleanup covers what you can do to each track afterwards.
This is screen and audio recording software for a Mac: it can capture the computer screen as video on a Mac, together with the desktop's own sound and your microphone simultaneously, and the camera too if you switch it on. People sometimes call that a screenshot recording with audio. Still screenshots carry no sound, so what you want is a screen recording, and the guide to taking a screenshot on a Mac covers the stills. The result is video of the computer screen with its audio on a Mac, as one file with the tracks kept apart inside the project. That is true whether you think of the system as macOS or by its older name, Mac OS X, often written OSX: ReScreen needs macOS 13 Ventura or later, so OS X era releases are not supported.
FAQ
No. System audio is captured through macOS itself, so there is no kernel extension or loopback device to install before you can record what the app is playing.
Yes. Camera visibility and microphone mute are available from the floating toolbar, the menu bar and the global shortcuts while the recording continues.
Switch on the microphone, system audio or both on the Record screen, choose your source and record. Your voice and the sound the Mac plays are captured as separate tracks, so you can set their levels independently afterwards. No virtual audio driver is needed.
Yes. Switch the camera, microphone and system audio on together and the take holds four independent tracks: screen, camera, microphone and system audio. The camera's shape, size and position are decided afterwards in the editor.
Keep reading
Remove, blur or recolour what is behind you on camera — chosen after you record, with no green screen and nothing uploaded.
Read moreYour voice and the app’s audio stay on separate tracks, so a quiet narration, a loud notification or a humming room is a slider rather than a re-take.
Read moreSplitting, trimming, ripple deletes and per-section speed, without exporting into another application first.
Read moreFrom the blog

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macOS 13 Ventura or later · Apple Silicon and Intel