VOB to MP3 converter
Extract MP3 audio from VOB video in seconds, free. No upload, no sign-up, no size limit: it runs in your browser.
Last updated
Quick answer: To extract MP3 audio from VOB video, add the VOB file to the iHateFiles VOB to MP3 converter and press Convert. The conversion runs in your browser, so the file is never uploaded, and it is free with no sign-up, watermark or size limit. Lifts the soundtrack out of the video and saves it as MP3. The picture is discarded; nothing is re-recorded.
Should you convert VOB to MP3?
Worth doing when you want the soundtrack of a VOB on its own: a podcast, an interview, a piece of music from a video. Choose a higher bitrate than you think you need, because the MP3 is encoded from the video's audio rather than from a master.
Taking the sound out of VOB
A VOB file holds a picture track and a sound track side by side. This keeps the sound and discards the picture, so what you get is the MP3 on its own at whatever bitrate you choose. Nothing about the VOB original is altered.
VOB and MP3 side by side
| VOB | MP3 | |
|---|---|---|
| Compression | Lossless | Lossless |
| Transparency | No | No |
| Animation | No | No |
| Written here | No | Yes |
What usually goes wrong
About the VOB. A film is spread across several VOB files that need joining in order, and commercial DVDs are encrypted, which is a separate problem from the format.
About the MP3. Converting an MP3 to another lossy format compounds the damage, because the second encoder is guessing at audio the first one already threw away.
How to convert VOB to MP3
- Add your VOB file. It is read from your disk and stays there.
- Check the settings. The output format is already set to MP3.
- Press convert and the MP3 file is saved back to your device.
Questions
How do I convert VOB to MP3?
Open this page, add your VOB file, and press convert. The file is decoded and re-encoded by your own browser and saved back to your device. Nothing is uploaded.
Is this VOB to MP3 converter free?
Yes, completely. There is no account, no sign-in, no watermark and no daily limit, because there is no server doing the work. Your own device does it.
Are my files uploaded anywhere?
No. There is no upload endpoint. The conversion runs inside this browser tab, so your file never leaves your device. You can open your browser's network panel and watch: nothing carrying your file is sent.
Is there a file size limit?
No fixed limit. Because the work happens on your machine there is no server quota. The only ceiling is your own device's memory, which for video means very large files may be slow.
Does extracting audio reduce the quality?
The soundtrack is re-encoded to MP3, so there is one generation of loss at the bitrate you choose. Pick a higher bitrate, or a lossless target like WAV or FLAC, to avoid it.
Can I convert several VOB files at once?
Yes. Add as many as you like and they are converted one after another, then offered as a single ZIP.