Convert MP4 to MOV Online Free
Convert MP4 videos to MOV for QuickTime, Final Cut Pro, and iMovie. Runs entirely in your browser with FFmpeg.
Drop your MP4 video here
Multiple files supported
Why use our MP4 to MOV Converter?
Fast Lossless Remux First
Most MP4 files already contain a codec that MOV understands. For those, the streams are repackaged into a MOV container in seconds with zero quality loss.
Automatic Re-encode Fallback
If a file cannot be remuxed directly, it is automatically re-encoded instead, so the conversion still finishes.
Batch Convert Multiple Files
Drop in as many MP4 files as you need and convert them one after another, downloading each finished MOV individually.
Progress You Can See
Every file shows a live progress bar while it converts, plus before and after sizes when it is done.
100% Private
Your files never leave your device. Every conversion runs locally in your browser, so nothing is uploaded, stored, or seen by anyone.
No Sign-up Required
Open the page and start converting. No account, no email, no install, no watermark.
Frequently asked questions
Is my video uploaded to a server?
No. The conversion runs entirely in your browser using a WebAssembly build of FFmpeg. Your video never leaves your device.
Why does the first conversion take a moment to start?
The FFmpeg engine (about 31 MB) is downloaded and set up the first time you use any video or audio converter on the site. After that it is cached and conversions start right away.
Will converting reduce my video's quality?
Usually not. Most MP4 files are remuxed, which repackages the existing streams into MOV with no re-encoding. Only files that cannot be remuxed are re-encoded, at a near-lossless setting.
How long does conversion take?
A remux takes a few seconds regardless of length. A full re-encode is slower because it runs without hardware acceleration in the browser, so a long video can take several minutes.
Why convert MP4 to MOV?
MOV is supported by essentially every device, video editor, and platform, while MP4 support is more limited. Converting fixes playback and upload problems.
Is there a file size limit?
There is no hard limit, but very large videos use a lot of memory and can be slow or unstable in some browsers. Files over about 600 MB show a warning.
Is this converter free?
Yes. It is free to use with no sign-up, no account, and no watermark on your files.
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