Pull MP3 Audio Out of Any WebM File

Got a WebM but only need the audio? Drop it into Cacao Docs and grab a clean MP3 in seconds — free, private, zero installs.

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1.5M users
17,150 reviews

How It Works

WebM to MP3 Converter — Extract Audio from WebM Files Online Free | Cacao Docs
1
Upload Your WebM. Drag your WebM file into Cacao Docs or click to browse. Browser recordings, screen captures, downloaded videos — any WebM works.
2
Cacao Docs Pulls the Audio. Our engine strips the audio track from your WebM and converts it to a crisp, high-quality MP3. Done in seconds, no fiddling required.
3
Download Your MP3. Grab your MP3 and go. Listen on the go, edit it, share it, or run it through Cacao Docs transcription to get a text version.

Your Complete Audio & Video Toolkit

Transcribe, convert, extract — everything audio & video, handled in one place.

AI Transcription

Speech to text with speaker labels, timestamps, and 95%+ accuracy.

Format Conversion

MP3, WAV, M4A, OGG, FLAC — convert any audio or video format instantly.

Video to Audio

Extract audio from MP4, YouTube, Zoom recordings, and more.

Lightning Fast

Most files processed in under three minutes. No waiting around.

No Signup
Start instantly
100% Secure
Auto-deleted
Browser-Based
No installs

People Love These Tools

Podcasters, researchers, marketers, and remote teams use our audio & video tools every day.

Feb 16
Extracted my lecture audio instantly
Had a bunch of WebM screen recordings from online classes and needed just the audio. Cacao Docs converted them all to MP3 in minutes. Absolute time saver.
Elena VasquezInstagram logo
Elena Vasquez
Feb 5
Fast and the quality is legit
Converted a 2-hour WebM recording to MP3 and the audio was crystal clear. Cacao Docs is the cleanest free converter I've found — no ads, no drama.
Ben OkaforInstagram logo
Ben Okafor
Jan 31
No sign-up, no watermark, just works
Tried three other sites before this. All wanted accounts or slapped watermarks on. Cacao Docs just did the job and let me download. Staying here.
Hana NovakInstagram logo
Hana Novak
824 people converted files today
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Trusted and Secured by Industry Experts

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Why People Pick Our Audio & Video Tools

Ditch the Video, Keep the Sound

WebM files can be chunky. Cacao Docs pulls out just the audio as a lean MP3 — perfect for sharing clips, making podcasts, or archiving voice content without the video overhead.

Crystal Clear Output

Cacao Docs extracts and encodes your audio at high bitrate so the MP3 sounds clean and sharp. No muffled output, no weird compression artifacts — just good audio.

Great for Browser Recordings

Screen recorders and browser tools often save as WebM. Cacao Docs converts those recordings to MP3 so you can share the audio anywhere — no compatibility grief.

Batch Convert in One Go

Got a pile of WebM files to process? Cacao Docs lets you queue them up and convert back to back. Fast, efficient, no repetitive clicking.

Transcribe It Right After

Once you have your MP3, run it through Cacao Docs AI transcription to get an accurate text transcript, subtitles, or captions. Full workflow, one platform.

Private by Default

Your WebM is encrypted on upload and wiped from Cacao Docs servers the moment your MP3 is ready. Nobody sees your files — ever.

Ditch the Video, Keep the Sound

WebM files can be chunky. Cacao Docs pulls out just the audio as a lean MP3 — perfect for sharing clips, making podcasts, or archiving voice content without the video overhead.

Crystal Clear Output

Cacao Docs extracts and encodes your audio at high bitrate so the MP3 sounds clean and sharp. No muffled output, no weird compression artifacts — just good audio.

Great for Browser Recordings

Screen recorders and browser tools often save as WebM. Cacao Docs converts those recordings to MP3 so you can share the audio anywhere — no compatibility grief.

Batch Convert in One Go

Got a pile of WebM files to process? Cacao Docs lets you queue them up and convert back to back. Fast, efficient, no repetitive clicking.

Transcribe It Right After

Once you have your MP3, run it through Cacao Docs AI transcription to get an accurate text transcript, subtitles, or captions. Full workflow, one platform.

Private by Default

Your WebM is encrypted on upload and wiped from Cacao Docs servers the moment your MP3 is ready. Nobody sees your files — ever.

WebM to MP3 Online

No signup needed. Just pick a tool and go.

Extract MP3 from WebM
4.6
1,340 reviews
4.5
13,920 reviews
4.6
4,550 reviews

Frequently Asked Questions

Quick answers about our audio & video transcription and conversion tools.

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WebM to MP3 Converter — Extract Audio from WebM Files Online Free | Cacao Docs - Cacao Docs