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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.
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.

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.

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.

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.

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