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Audio Stretch for Mac

Filmora for Mac includes an AI Audio Stretch feature that automatically adjusts audio length to match video duration without changing pitch or reducing sound quality. The tool intelligently extends or shortens audio clips to maintain smooth synchronization between sound and visuals. This helps users create cleaner edits, improve workflow efficiency, and avoid time-consuming manual audio adjustments.

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Steps to Use AI Audio Stretch in Filmora for Mac

As discussed, this feature allows users to increase and decrease the length of the audio using AI. To learn how to do so, read the steps provided below:

Step 1. Start with a New Project

Open Wondershare Filmora on your Mac and select the New Project option from the home screen to enter the editing workspace. Import the required audio file into the media library and drag it onto the timeline to continue.

create new project and import audio

Step 2. Access the Audio Stretch Feature

Select the audio clip from the timeline and navigate to the toolbar at the top of the timeline. Expand the available tool options and click the Audio Stretch feature to activate it.

select audio stretch feature

Step 3. Stretch the Audio Clip

Choose the audio clip you want to modify and drag it forward or backward along the timeline. Filmora will automatically stretch or shorten the audio to match the desired duration while preserving audio quality.

drag and stretch audio clip

Step 4. Remove Audio Stretch

If you want to undo the stretched audio, right-click the adjusted clip in the timeline and select the Delete Audio Stretch option to restore the original audio length.

delete audio stretch effect

Upgrade to the Newest Filmora Unleash Your Freedom to Creativity
Free Download
For Win 7 or later (64-bit)
Free Download
For macOS 10.14 or later