MP4 converter
Convert MP4 files to 33 other formats, or turn 21 other formats into MP4. Everything runs in your browser — drop a file in and pick where it should end up.
Drop your MP4 files here
or browse your device · paste with Ctrl+V
Accepts .mp4. Choose any output format from the menu on each row.
Your files never leave this device — there is no upload and no server to delete them from.
MP4
MPEG-4 Part 14The universal video container. H.264 video with AAC audio inside an MP4 plays on essentially every phone, browser, TV and editor made in the last fifteen years, which is why it is the safe default for sharing and uploading.
- Developed by
- ISO/IEC (MPEG)
- Released
- 2001
- Extension
- .mp4
- MIME type
- video/mp4
- Compression
- Lossy
- Specification
- Open
- Readable directly in your browser.
- Can be written directly in your browser.
- 33 outgoing and 21 incoming conversions available.
- 01
Add MP4 files
Drop them on the box above. Batches are fine — each file gets its own row and its own settings.
- 02
Pick an output format
The menu on each row lists every format this file can become, grouped by category and searchable.
- 03
Convert and save
Everything happens locally. Download the files individually, or grab the whole batch as a ZIP.