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HereBytes
Local processing
Choose input · set the result · download

Merge Videos

Files are never uploaded to a server. Click to see how it works.

Place compatible video clips in order and export one MP4 with a shared resolution and frame rate.

or
Supports direct MP4, MOV, or WebM URLs that allow cross-origin downloads. Processing remains local after download; the source host receives the download request.
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

Free

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

Free

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

Free

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

Open tool

Trim Video

Free

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

Open tool
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