Files never leave your device
Convert MKV to MP4 Online — Free | AVMint
Convert MKV to MP4 online for free. 100% browser-based — no upload, no sign-up, no watermark. Works on any device.
Need to convert MKV to MP4? AVMint converts your MKV files to MP4 right in your browser — nothing is uploaded to any server. Fast, free, and private.
How to Convert MKV to MP4
1
Drop your MKV file
Drag and drop your MKV file onto the converter above, or click to browse. Your file never leaves your device.
2
Click Convert to MP4
AVMint runs ffmpeg in your browser (via WebAssembly) and encodes your video to MP4. No upload needed.
3
Download your MP4 file
Once processing finishes, download your new MP4 file. Works on all major players, editors, and platforms.