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Change Video Speed

Change video playback speed and export a new MP4 with adjusted timing rather than relying on a player setting.

Related tasks

These tools work with the same files or solve a common next step. Choose the result you actually need.

Extract Audio from Video

Take the main audio track from an MP4 or MOV and save it as M4A, copying compatible audio without re-encoding.

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Mute Video

Remove audio tracks from an MP4 or MOV and keep compatible video data unchanged in a new MP4.

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Convert MP4 to MP3

Decode the main audio track from an MP4 or MOV and encode a standard MP3 file for listening or sharing.

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Trim Video

Choose a start and end time, preview the actual keyframe-safe interval, and save a trimmed MP4 without re-encoding compatible tracks.

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