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MP4 Compressor

World's best video compressor tool to reduce video file size. Re-encode video to MP4 in the browser with codec, size, bitrate and subtitle options. No server upload, no quality loss, and full privacy. subtitle options.

Tap to add or drop a MP4 video.Compress a MP4 to a smaller size.
Advanced settingsVideo compression, codec, size strategy, and subtitles.

Video compression

Video codec

Choose H.264 for compatibility or H.265 for smaller files when supported.

Compression method

Pick the rule that should drive the output size.

Select target size

Choose the output size as a percentage of the original.

Target size60%
%

Make video compatible with old devices

Uses a more compatible H.264 profile when possible.

Subtitles

Add subtitle

Upload your own subtitle file now. Copying from the original video can be added later.

Subtitle mode

Choose whether subtitles stay separate or are burned into the video.

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