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WEBM→MP4

WebM to MP4

Convert WebM to MP4 for playback on any device. Free, runs in your browser.

or drag and drop your file

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How to convert WebM to MP4

Three steps to an MP4 file

1. Upload your WebM1

1. Upload your WebM

Click “Upload” or drag a WebM file onto the page. Files up to 100 MB accepted.

2. Select MP4 output2

2. Select MP4 output

MP4 (H.264 + AAC) is pre-selected for maximum compatibility. Adjust resolution or bitrate if needed, then hit “Convert”.

3. Download the MP43

3. Download the MP4

Conversion finishes in seconds. Play the MP4 on phones, tablets, computers and smart TVs.

Convert now
WebM to MP4 converter

Plays on everything

MP4 (H.264) is the most widely supported video format. iPhones, Android, Windows, macOS and smart TVs all play it natively.

Multiple formats available

Other formats too

Need MKV, AVI, MOV or an audio format? Convert to dozens of formats in the same interface.

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FAQ

WebM doesn't play on all devices. iPhone, some smart TVs and older software need MP4. Converting fixes compatibility.