MP4 MOV
Free online converter

Convert MP4 to MOV

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MP4 to MOV converterFREE

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Tested on macOS, Windows & Linux
Last verified Nov 2026

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How to convert MP4 to MOV

  1. Add your .MP4 file - drop it in the box above or click to browse.
  2. Convert it to .MOV in a few seconds.
  3. Download your new .MOV file.

What to expect

  • A remux with ffmpeg -c copy copies the video and audio tracks unchanged - no quality loss and nearly the same file size.
  • QuickTime Player's Export re-encodes the video to H.264 or HEVC, so output may be larger and take noticeably longer for big files.
  • MOV is not standard on Windows; if the file is going to a Windows machine or a browser, keeping it as .mp4 is usually more compatible.

Frequently asked questions

Is converting MP4 to MOV lossless?
When remuxing with ffmpeg -c copy, yes - the video and audio data are not touched. QuickTime Player's Export re-encodes the video, which causes a small quality reduction.
Will the MOV file be bigger than the MP4?
A remux produces nearly the same file size. A re-encode through QuickTime Player can produce a larger file depending on export settings.
Can I convert MP4 to MOV on Windows?
Yes - use ffmpeg on the command line or a free GUI converter. QuickTime Player for Windows was discontinued in 2016.
Does the MOV keep subtitles and multiple audio tracks?
A remux with ffmpeg -i input.mp4 -c copy output.mov copies all tracks; add -map 0 to explicitly include every stream.