#FilmoraHighlight
AI Audio Stretch
Retime any audio track to fit the duration of your video
almost instantly.
4.9
(1587
reviews)
Win 11 /Win 10 / Win 8 / Win7 (64 bit OS) | System Requirements
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Version
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macOS 10.15 - macOS 15 (10.14 or earlier? Click here) | Apple M1, M2 & M3 compatible
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Rearrange Music With the AI-Based Feature
AI Audio Stretch saves hours of cutting, rippling, adding fades, and previewing music to match the length of your videos.
Speed Up Your Workflow Just With a Drag
Adjust music to fit your video length with no effort. The AI-powered feature greatly saves you time in getting well-timed background audio.
Retime Any Music to Fit Any Duration
AI Audio Stretch supports different types of music. You can use this feature for almost any video, from a vlog clip to a blockbuster with stunning audio effects.
Rearrange Songs Without Quality Loss
AI Audio Stretch understands vocals in music. This feature automatically remixes an audio clip based on its patterns and dynamics to suit your video. You can hear the high-quality new edit in realtime.
Frequently Asked Questions
Can I use AI Audio Stretch for free?
Yes. You can download Filmora 12 to experience this feature for free.
How to remove the AI Audio Stretch effect from the already rearranged music?
You can right-click on the rearranged audio clip to clear the Audio Stretch effect.
Is there a limit to the length of the audio to be stretched?
Yes. The length of the audio you want to re-time must be between 10 seconds to 10 hours.
Why are the variable, and reverse speed effects on the audio deactivated after I apply the AI Audio Stretch?
This feature works based on algorithmic analysis of the original audio speed. All relevant operations that have changed
the audio rate will be deactivated, regardless of whether it is speed ramping or acceleration.
What audio formats are supported by AI Audio Stretch?
The AI Audio Stretch feature supports formats of all audio files that can be imported to Filmora, including .mp4, .m4v,
.3gp, .3g2, .3gp2, .mov, .mp3, .m4a, .wav, .wma, .ogg, .flac, .aif, .aiff, etc. You can check our tech specs and tech
specs for Mac for more details.
What categories of music can this feature be used for? Does it work for lyric type music?
At present, the AI algorithm works better for pure music. The feature for music with lyrics is still at the improving
stage. Therefore, we recommend applying it to pure music.