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Posted by Kaley Torres - Contact Author

How to Convert WEBM to MP3: Use Free Online or Desktop Solution

In many cases, people want to extract MP3[1] audio from a WebM[2] video downloaded from websites. For example, someone wants to get audio tracks from YouTube music videos, lectures, news etc. Due to low compatibility of native audio streams Vorbis/Opus of WebM, it is better to convert WebM to MP3 for a successful playback on mobiles or adding as background music for homemade videos.

In this article, we'll show you how to convert WebM to MP3 with a free online tool and a desktop program respectively. Now, choose your preferred ways.

Part 1. How to Convert WEBM to MP3 Online for Free
Part 2. How to Convert WEBM to MP3 with Desktop Software
Free download WEBM to MP3 converter for Windows
Free download WEBM to MP3 converter for Mac

Part 1. How to Convert WEBM to MP3 Online for Free

Software to use:
There are many online file conversion tools that allow you to convert WEBM to MP3, for example ZAMZAR, Convertio, and CloudConvert.

How-to guide:
Online converters share the similar workflow: add and upload source file -> choose output format -> hit Convert Now or something to start conversion -> download the resulting file from its website or from an email.

Let's take ZAMZAR as an example.
Step 1. Open ZAMZAR WEBM to MP3.
Step 2. Click "Add Files" to open the WEBM file you want to convert to MP3 audio format.
Step 3. Choose "MP3" as the music format.
Step 4. Hit "Convert Now" to start upload and conversion. You can see a progress bar.

Convert WEBM to MP3 Free Online
Convert WEBM to MP3 Free Online

Step 5. Once done, you will see a "Download" button clicking which you should be able to download the MP3 file to your local drive. However, if your source WEBM file is larger than 50MB, you will receive a popup like the screenshot below.

ZAMZAR file size limitation
ZAMZAR file size limitation

Click "Create Zamzar Account", and you will see this.

Sign up ZAMZAR
Sign up ZAMZAR

Pros:
No need to download or install software to your computer.

Cons:
There's maximum file size, such as 50MB. To break the limitation, you need to upgrade to paid plan.
It can't work without internet connection.
Conversion speed is very slow.
Doesn't support batch conversion.

Part 2. How to Convert WEBM to MP3 with Desktop Software

Software to use:

A highly-recommended desktop-based WEBM to MP3 converter is WinX HD Video Converter Deluxe. Equipped with High Quality Engine, the output audio can be preserved in a high even lossless quality. Thanks to Hardware Accelerator (Intel QSV, Nvidia CUDA/NVENC, and AMD), Hyper-threading tech and support of Multi-core, it can convert WebM file to MP3 in a flash.

Apart from extracting MP3 audio from WebM video, WinX HD Video Converter Deluxe, embedding 370+ video/audio codecs, can perform video to video, and video to audio conversion among almost all popular formats, such as WebM to MP4, MP4 to WebM, MP4 video to MP3, MKV to MP4, MP4 to AVI and so on. And, it offers 420+ device profiles enabling users to output fully compatible videos for iPhone, iPad, Android, Xbox, PS4 etc. It also acts as a video downloader, which can free download videos from YouTube, Vimeo, Dailymotion, Vevo and other 1000+ sites to WebM, MP4, FLV, 3GP with no effort at all.

How-to guide:

Step 1. Download and install WinX HD Video Converter Deluxe.

Step 2. Launch WinX HD Video Converter Deluxe and import WebM video.

Convert WEBM to MP3
Convert WEBM to MP3

For local video:
Click "+ Video" button to add the target WebM video.

For online video:
If you would like to convert an online HTML5/YouTube WebM video to MP3, please hit "YouTube URL" button. Next, a smaller window pops up. Copy and paste YouTube URL of a video to the address bar. Click "Analyze" to access to video info, title, duration, versions varying from resolution, format, size and code. Select desired WebM version and click "OK".
Tip: "Auto convert" option is checked by default so that the selected WebM video will be automatically added to conversion list. Uncheck "Auto convert" and the video will be downloaded without conversion.

Step 3. Select MP3 as output format. When the Output Profile window appears, click through to "to Music" -> "MP3" and click "OK". WinX HD Video Converter Deluxe also provides other popular audio formats, including AAC, AC3, FLAC, WMA, M4R and more.

Step 4. Browse to set destination folder and click "RUN" button to start converting WebM to MP3.

Pros:
No maximum file size limitation.
Internet isn't required for importing and converting files.
Super fast conversion speed by utilizing multiple advanced technologies.
Batch conversion is supported.
More features provided, such as edit video and download video.

Cons:
Need to download and install software first.

References:
1. "What Is An MP3 File (And How Do I Open One?)". How-To Geek
2. "About WebM". WebM Project

ABOUT THE AUTHOR

Kaley Torres

Kaley Torres is particularly skilled in writing and sharing video-related contents. Her guides cover from deep-seated video/audio parameters, to media entertainment on different platforms. She also enjoys shooting and processing videos by herself for a more reliable basis of informative info with her articles.

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