Uwarp

Works with unencrypted DVD VOB clips. Encrypted commercial DVDs and full VIDEO_TS folders are not supported. First run downloads FFmpeg (~25 MB) once in this browser.

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VOB to MP4 converter online free

Convert VOB to MP4 online free. Free VOB to MP4 converter — turn DVD .vob files into H.264 MP4 with adjustable quality, no server upload.

What is a VOB to MP4 converter?

A VOB to MP4 converter (also searched as convert VOB to MP4, .vob to MP4, or VOB to MP4 converter) turns DVD Video Object files into modern MP4 (usually H.264 + AAC). Use it to convert VOB files to MP4, rip unencrypted DVD clips for phones, or open DVD a MP4 style workflows. This free tool runs locally with FFmpeg WebAssembly — no server upload. Encrypted / CSS-protected DVD VOBs are not supported.

VOB to MP4 converter features

Free online VOB to MP4 and DVD VOB converter in the browser.

  • Convert VOB to MP4 online

    Upload a .vob file and download a compatible H.264 MP4.

  • Convert VOB files to MP4

    Turn DVD Video Object clips into MP4 for modern players and editors.

  • .vob to MP4

    Change DVD .vob format to MP4 with adjustable H.264 quality.

  • Adjustable output quality

    Tune H.264 CRF to balance visual quality and MP4 file size.

  • No server upload

    FFmpeg WebAssembly processes video on your device for better privacy.

  • Web-ready MP4

    Output uses H.264, AAC, and faststart for broad playback compatibility.

How to convert VOB to MP4

How to convert VOB files to MP4 or convert .vob to MP4 online.

  1. Upload VOB file

    Drop your .vob video (up to 200 MB).

  2. Set quality (CRF)

    Keep the default CRF 23 for balanced quality, or lower CRF for sharper output.

  3. Convert and download

    Click Convert to MP4, then download the result.

Great for

Common VOB to MP4 and DVD conversion scenarios.

  • Unencrypted DVD clips

    Convert ripped .vob title files into MP4 for phones and laptops.

  • Phone and social uploads

    Convert VOB before posting to apps that prefer MP4.

  • Editing workflows

    Standardize DVD VOB footage to MP4 for NLEs and mobile editors.

  • Sharing by email or chat

    Create MP4 files recipients can open without DVD codecs.

Frequently Asked Questions

Quick answers about this tool—open a question to read more.