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
11. Upload your WebM
Click “Upload” or drag a WebM file onto the page. Files up to 100 MB accepted.
22. Select MP4 output
MP4 (H.264 + AAC) is pre-selected for maximum compatibility. Adjust resolution or bitrate if needed, then hit “Convert”.
33. Download the MP4
Conversion finishes in seconds. Play the MP4 on phones, tablets, computers and smart TVs.
Plays on everything
MP4 (H.264) is the most widely supported video format. iPhones, Android, Windows, macOS and smart TVs all play it natively.
Other formats too
Need MKV, AVI, MOV or an audio format? Convert to dozens of formats in the same interface.
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CONVERTERAVI to MP4
Convert AVI files to MP4 for smaller size and wider device support.
CONVERTERMP4 to FLAC
Extract lossless FLAC audio from MP4 video. Keeps the original sound quality.
CONVERTERWebM to MP4
Convert WebM to MP4 for playback on any device. Drag in, convert, save.
CONVERTERMP4 to WMA
Pull WMA audio from MP4 video. Compact files, works with Windows players.
CONVERTERMP4 to DivX
Re-encode MP4 to DivX for smaller files. Compatible with legacy players.
CONVERTERMP4 to MOV
Convert MP4 to MOV for QuickTime, Final Cut and other Apple apps.
CONVERTERMP4 to M4A
Strip audio from MP4 and save as M4A. Small files, works on all Apple devices.
CONVERTERMP4 to AVI
Convert MP4 to AVI for older devices, DVD players and legacy software.
CONVERTERMP4 to WebM
Convert MP4 to WebM for lighter web embeds and faster page loads.
CONVERTERMP4 to WMV
Convert MP4 to WMV for Windows PCs and classic media players.
CONVERTERMP4 to MPEG
Convert MP4 to MPEG for DVD authoring, broadcasting or older hardware.
CONVERTERMP4 to MPG
Convert MP4 to MPG for vintage devices and DVD authoring software.
CONVERTERMP4 to WAV
Extract uncompressed WAV audio from MP4. Good for editing and sound work.
CONVERTERMP4 to FLV
Convert MP4 to FLV for legacy Flash and RTMP streaming setups.
CONVERTERMP4 to M4V
Convert MP4 to M4V for iTunes and Apple TV sync.
CONVERTERMP4 to MKV
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CONVERTERMP4 to GIF
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CONVERTERMP4 to WebP
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CONVERTERWAV to MP4
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CONVERTERGIF to MP4
Convert GIFs to MP4 for smaller files and sharper playback on any device.
FAQ
WebM doesn't play on all devices. iPhone, some smart TVs and older software need MP4. Converting fixes compatibility.
At the default high bitrate the result looks very close to the original WebM. You can adjust quality in advanced settings.
Yes. Opus or Vorbis audio from the WebM is converted to AAC and stays in sync with the video.
Files up to 100 MB are accepted. Larger files take a bit longer but follow the same process.
All transfers use HTTPS. Files are processed in memory and deleted from our servers within minutes after conversion.