Video Converter

Convert videos between MP4, WebM, AVI, MOV, MKV formats. Powered by FFmpeg running in your browser. No upload, 100% private. Note: ~25MB engine loaded on first use.

🎬 Drop your video here

Max 100MB. Most formats supported.

Convert To

Quality

Resolution

About Video Converter

🎬 Full FFmpeg Engine

Real FFmpeg compiled to WebAssembly runs in your browser. Supports MP4, WebM, AVI, MOV, MKV, and GIF output.

⚡ Browser-Based

No upload to any server. All conversion happens locally in your browser. ~25MB engine loads on first use only.

🎛️ Quality Control

Choose CRF quality level and output resolution. Higher CRF = smaller file. Resolution scaling preserves aspect ratio.

🔒 100% Private

Your videos never leave your device. Complete privacy — no server processing, no file storage, no tracking.