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media → any format

Convert mp4 video files

The standard video container. It plays on every phone, browser and television made in the last decade. An ISO base media container with separate tracks for video and audio, plus a metadata track describing how to play them. That is the format you end up with when something needs to look the same on every screen, which is why it keeps turning up in a video a client has to be able to open. From here it can become JPG, PNG and GIF, and the conversions run on your own device, so the file is never uploaded anywhere. The remaining 2 conversions are next in the queue and will be free.

At a glance

Source
MP4
Where it runs
Your browser
Cost
Free, unlimited
Account
Not needed
MP4

Converter

Universal converter

On device

Drop one or more mp4 video files.

or select mp4 video

Your file never leaves this browser

    About the format

    The standard video container.

    An ISO base media container with separate tracks for video and audio, plus a metadata track describing how to play them.

    Where it is good
    • Plays on iOS, Android, every modern browser and most smart TVs
    • Handles 4K, HDR and multiple audio tracks
    • A good container for streaming, so it does not need the whole file
    Where it falls short
    • Not editable — the tracks are compressed
    • Long files get large quickly
    • Codec support varies, so a 4K HEVC file may not play in a browser
    You will find it on
    Phone cameras, YouTube, WhatsApp, every streaming service

    The thing people miss

    MP4 is a container, not a codec — the file inside might be H.264 or HEVC, which is why the same MP4 plays on one device and not another.

    Where it goes next

    A video a client has to be able to open

    Real jobs

    What people are actually doing with MP4

    A video a client has to be able to open

    Extracting the audio track as a separate file

    Taking still frames out of a recording

    How to

    Converting a MP4 file

    1. 01

      Add your mp4 video

      Drag the file onto the drop zone, or tap to browse. Only one file is needed.

    2. 02

      Pick what you want it to become

      Every format this file can become is listed in the switchboard. Pick one and the converter opens with sensible defaults already set.

    3. 03

      Download the result

      Your converted file downloads straight to your device. Nothing was uploaded, so there is no file to delete from a server afterwards.

    Also available

    MP4 converts into

    Queued for the servers

    Questions

    MP4 conversion questions

    How do I convert MP4 to another format?

    Add your mp4 video file to the drop zone, choose the target format, adjust the options if you want to, and press convert. The finished file downloads immediately.

    Is my file uploaded anywhere?

    For most conversions, no. They run entirely inside your browser tab. The file is read from your device and the result is written back to your device.

    Do I need an account?

    No. There is no signup step, no email capture and no usage counter. Open the tool, convert the file, close the tab.

    Will there be a watermark or a page limit?

    Neither. On-device conversions produce a clean file with no branding and no cap on pages, size or number of files.