PriviTools
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Local processing

VIDEO & AUDIO

Compress video locally

Choose a video and create a smaller MP4 with a balanced profile for sharing or storage.

Use this tool
Free support tool — review the result

PriviTools provides this tool at no cost to make everyday tasks easier. Results are generated automatically and may contain errors, omissions or formatting changes. Compare them with the original before signing, filing, sharing or relying on them for an important decision. This tool does not replace professional review or official validation.

🛡️ Local processingYour video is processed in a Web Worker. The FFmpeg runtime loads only when the first conversion starts.Initial limit: 200 MB. Processing time depends on the file and device.
Compress videoReduce video size without uploading it.

No file selected

Smaller output, compatible format

Compression creates an MP4 that plays in common browsers and devices while reducing video and audio size.

Your file stays with you

The operation runs in a Web Worker. There is no upload endpoint or remote file storage.

FREQUENTLY ASKED QUESTIONS

Does compression reduce quality?

Yes. It is balanced lossy compression; the final size depends on the source video.

What is the limit?

The initial limit is 200 MB to protect memory on smaller devices.

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