Your files stay on your device
Convert MKV to M4V
Turn Matroska Video files into MPEG-4 Video (iTunes), right in your browser.
Drop your MKV files here
or click to browse from your device
Supports: MKV
Saving M4V needs the extra FFmpeg core, and the run tells you when it is missing.
Everything runs in your browser. Nothing is uploaded.
Paste, drop, or type to begin. Everything stays on this device.