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Screen recording with audio

Your voice and the computer's sound, on separate tracks.

Recording a screen is easy. Recording it with the app's sound and your voice, at levels that work together, is where most tools let you down.

Audio: music, sound effects, voice-over and output

Why this is harder than it should be

On a Mac, the built-in recorder has long captured your microphone but not the sound coming out of the computer; Apple lists system audio recording only for macOS 27 and later. On anything older, a demo of something that makes noise comes out silent unless you install extra audio routing software.

And when both are captured into one track, they are stuck together: if the app was too loud under your voice, you record again.

Both, separately

SmoothCut records the microphone and the system audio as separate tracks, each with its own level, so the balance is something you set afterwards rather than guess at the time.

Then make the voice sound good

Studio voice removes steady background noise with a neural denoiser and levels your voice, on your computer. Silences and filler words can be cut for you, music can sit underneath and dip when you speak, and a voice-over can be recorded later against the picture.

Questions

Can I record system audio on a Mac without extra software?

With SmoothCut, yes: it records the computer's sound and your microphone as separate tracks, without audio routing software.

Can I change the volume of each after recording?

Yes. The microphone and the system audio are separate tracks with their own levels.

Can I record with no microphone at all?

Yes, and you can add a voice-over afterwards while the preview plays.

Record better videos, faster.

Free to record, edit and preview. Pay once when you are ready to export.

macOS and Windows · No account needed