Does this upload my videos?

No. Compression runs locally in your browser.

Which uploads are supported?

Popular uploads like MP4, MOV, WEBM, MKV, AVI, M4V, MPG, MPEG, 3GP, and WMV are accepted. Output is available in the common delivery formats shown in the selector.

Why is the first run slower?

The first run loads the video compression engine into your browser. Later runs are much faster in the same session.

Video Compress / Shrink

Shrink one video or entire batches into a target size range.

Drag files or click to upload

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Batch Video Compression with Target Size Ranges

Compress one video or a full batch into a target size range in KB or MB. Keep everything local in your browser and export in common video formats.

Why choose PDF Miracle?

Single and batch video compression
Minimum and maximum target size controls
KB and MB size selectors
Export as MP4, M4V, WEBM, MOV, MKV, or AVI
Per-file downloads plus ZIP download for batches
Local browser-side processing

100% Private & Secure

Unlike other online tools, we process your files locally in your browser using WebAssembly. Your documents are never uploaded to any server, ensuring military-grade privacy for your sensitive data.

How to Compress a Video

Upload

Add one video or a full batch.

Set Size Range

Choose the minimum and maximum size, then pick KB or MB.

Choose Format

Select the output format you want.

Download

Compress and save the results individually or as one ZIP archive.

Frequently Asked Questions

Video compression is best-effort because codec output varies. The tool aims for your requested range and returns the closest clean result when exact targeting is not possible.

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