Add a MOV
Choose one MOV file, up to 500 MB.
Turns MOV videos into MP4. When the video and audio codecs are MP4-compatible, they are copied over without re-encoding, so it finishes quickly with no quality loss. Files are never sent to a server; they are processed only in your current browser.
Choose a video and it is processed right in this browser.
Choose one MOV file, up to 500 MB.
H.264 or HEVC video and AAC audio are placed into MP4 as they are, without re-encoding.
When the conversion finishes, the MP4 file is saved to your device.
MOV is a video format created by Apple, while MP4 is the standard that plays on almost every device and website. Their structures are similar, so the video data inside can stay untouched while only the container changes.
See what runs locally in the browserYes. Videos recorded with the iPhone default setting (HEVC) can be packaged as MP4. However, some Windows PCs cannot play HEVC without an extra codec. In that case, set the iPhone to Camera → Formats → Most Compatible to record in H.264.
See what runs locally in the browserThis tool processes files with your browser's WebCodecs and mediabunny. Files are not sent to an external server for conversion.
Every tool runs inside your browser in the same way.