WMV to MP3 Converter
Extract the audio track from a WMV (Windows Media Video) file and save it as MP3. Runs entirely in your browser — the video never gets uploaded to a server.
Drop your WMV file here or click to browse
WMV (.wmv) · Max 20 MB
Free — 10-second preview, 5 conversions/month. Upgrade for unlimited
What is WMV?
Windows Media Video — Microsoft's video container (ASF), common in older Windows recordings, presentations, and downloads. Extract the Windows Media Audio track to MP3 to listen on any device.
What is MP3?
The most widely used audio format. Great compatibility, small file size. Ideal for music, podcasts, and general use.
Why Convert WMV to MP3?
WMV is Microsoft's video container, common in older Windows screen recordings, presentations, webinars, and downloads from the Windows Media era. Often you don't want the video at all — you want the sound: the audio from a recorded lecture, the music or narration from a presentation, a webinar you'd rather listen to than watch. Extracting that audio as MP3 gives you a small, portable file you can put on your phone, add to a playlist, drop into a podcast app, or edit — without dragging a heavy video file around. It also sidesteps a real compatibility problem: WMV and its Windows Media Audio track don't play well outside Windows. Macs, iPhones, Android devices, and many web players struggle with .wmv, so pulling the audio into universally-supported MP3 makes it playable everywhere. This tool reads the WMV, discards the video stream, decodes the Windows Media Audio track, and re-encodes just the audio to MP3 — all with FFmpeg compiled to WebAssembly, running inside your browser. Nothing is uploaded, so even large or sensitive recordings stay on your device. The result is an MP3 of exactly the audio content, ready to listen to on any device or import into any audio editor. If you need to keep the visuals too, keep the original WMV; this converter is for when the audio is all you actually want.
Who Uses This Converter
Extract audio from recorded lectures
Turn a WMV lecture or webinar into an MP3 you can listen to on the go, without carrying the full video file.
Pull narration from presentations
Get the voiceover or music from a WMV presentation as an MP3 for reuse, editing, or a podcast.
Make old Windows recordings portable
Legacy .wmv recordings won't play on most modern phones. Convert the audio to MP3 to play it anywhere.
Save just the sound
When you only need the audio from a video, an MP3 is a fraction of the size and far easier to share.
Frequently Asked Questions
How do I convert WMV to MP3?
Drop your .wmv file into the converter above. It extracts the audio track and gives you an MP3 to download. The whole process runs in your browser — no upload, no signup, nothing sent to a server.
Does this keep the video?
No — this converter extracts only the audio track and saves it as MP3. The video stream is discarded. That's ideal when you want the sound from a recording, lecture, or presentation without the heavy video file.
Why won't my WMV file play on my Mac or phone?
WMV is a Microsoft format and its Windows Media Audio track isn't well supported on macOS, iOS, or Android. Extracting the audio to MP3 — which plays on virtually every device — solves the compatibility problem.
Is the WMV file uploaded to a server?
No. Conversion runs entirely in your browser using FFmpeg WebAssembly, so your video never leaves your device. That keeps large or private recordings safe.
Will the audio quality drop?
The tool decodes the original Windows Media Audio track and re-encodes it to MP3. At a standard bitrate the result is transparent for speech and general listening; you're simply moving the existing audio into a universally-playable format.
Is this WMV to MP3 converter free?
Yes. Free users get 5 conversions per month. The output is limited to the first 10 seconds as a preview, with a 20MB input file size limit. Upgrade to Pro for unlimited, full-length conversions.