Your files stay on your device
Convert M4V to MP4
Turn MPEG-4 Video (iTunes) files into MPEG-4 Video, right in your browser.
Drop your M4V files here
or click to browse from your device
Supports: M4V
Videos whose sound and picture already fit MP4 copy over unchanged. A full re-save needs the extra FFmpeg core.
Everything runs in your browser. Nothing is uploaded.
Paste, drop, or type to begin. Everything stays on this device.