Stream-copy is lossless. Only falls back to re-encode if the codec is incompatible.

MOV → MP4

Convert iPhone MOV files to MP4 for universal playback.

Drop a file

.mov · up to 500 MB

Force re-encode (off = try stream-copy)Enable

How to use mov → mp4

Do I lose quality?: Stream-copy is lossless. Only falls back to re-encode if the codec is incompatible.