Convert an M4V video to MP4 directly in your browser. Most M4V files convert without losing any video quality. The video stays on your device during conversion.
Drop your M4V file here
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Your video stays on your device. Nothing is uploaded.
Working with other formats? Convert MTS camera footage to MP4, turn OPUS voice messages into MP3 or convert ProRes to MP4. See all tools on the tools page.
M4V and MP4 are the same kind of video format. MP4 is the format most websites, apps, devices and editing programs expect. Converting your M4V video to MP4 makes it easier to open, upload, edit and share.
M4V is a video format commonly used by Apple software. It works like MP4. The file extension does not tell you whether the video is copy protected. Some M4V files are copy protected and cannot be converted.
They are the same kind of video format. MP4 is recognized by more devices, websites and programs. Some M4V files are copy protected and cannot be converted.
Changing the file format does not require rebuilding the video. Most M4V files convert directly, which is quick and keeps the video quality the same.
Most M4V files convert with no change to video quality. The converter changes the file format, not the video itself.
Sometimes this works, because the video inside many M4V files is the same type as MP4. But renaming only changes the file name. It does not change the file itself. Use the converter to create a proper MP4.
No. The conversion runs in your browser and the selected video stays on your device.
Yes. The converter is free and needs no account.
No. The file is read and converted on your device.
Yes. The converter changes the file format without rebuilding the video, so the quality stays the same.
Yes for most M4V files. The converter changes the format directly, so the video does not need to be rebuilt.
If the file is not copy protected, yes. Copy protected files cannot be converted.
Yes. The converter runs in the browser, so Windows works the same way as any other system.
Yes. The converter runs in the browser, so macOS works the same way as any other system.
Yes. The converter works on phones and tablets. Very large files work best on a computer.
I build custom video processing, streaming, WebRTC and media infrastructure for production systems.