Video Format Converter

Convert between MP4, WebM, MOV, MKV, AVI, and GIF. Files never leave your browser.

🔒 Fully local — no file upload

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Drag & drop a video, or click to select

Supported: MP4, MOV, AVI, MKV, WebM, FLV, etc. / Max 500 MB

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Learn more about format conversion

Article

Video Format Conversion Commands

Container conversion, codec selection, stream copy, and more — explained with FFmpeg commands.

Tool

Codec Compatibility Matrix

Check which codecs work in which containers: MP4, MKV, WebM, MOV, and more.

Gumroad

FFmpeg Cheat Sheet (PDF)

All essential FFmpeg commands on one A4 page — conversion, filters, encoding presets.