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Tools

Video Compressor & Social Export Studio

Compress video online. Reduce MP4 size for WhatsApp, email, Discord, YouTube and more.

100% PrivateRuns in your browser Fast & SecureNo upload, no server High QualitySmart compression
Drop your video here or

MP4, MOV, WebM, MKV (Max 2GB recommended)

No video selected -
Duration
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Resolution
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Codec
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Frame Rate
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Bitrate
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1. Choose a Goal (Preset)

2. Advanced Settings

Estimated Size~ 14.8 MB
Estimated Savings88%

3. Trim (Optional)

Drag the left handle to choose where the video starts. Drag the right handle to choose where the video ends. Use Play to watch only the selected part.
00:00:00.00Full video

Duration: -

Trim is off. Compress will use the full uploaded video. Turn on the checkbox above to export only the selected part.
Trim is off, so Compress uses the full uploaded video. Turn on "Use trim range" to export only the selected part.
Works OfflineNo internet required after load Private & SecureYour files never leave your device Browser PoweredRuns using WebAssembly No WatermarkClean output, always
Upload a video to begin.0%
Use http://localhost or your live site for compression. Chrome blocks the video engine when this page is opened directly as file://.

Compress MP4 video online without upload

This browser video compressor uses WebAssembly to process supported files locally. Choose a target size, trim unused seconds, resize the resolution, reduce frame rate, mute audio and export the final video as MP4 or WebM.

Best presets for sharing

Use WhatsApp for files near 16 MB, Email for attachments near 25 MB, Discord for smaller clips, YouTube for a cleaner 720p MP4, or Custom when you need exact size and quality control.

Video compressor FAQ

Can I trim before compressing? Yes, set start and end seconds in the trim panel, then use the play button. Is it private? Your file stays in your browser. What output should I choose? MP4 is best for compatibility; WebM is useful for web-first sharing.