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Convert VOB to OPUS

Extract the audio from VOB videos and save it as OPUS — ideal for voice messages, calls and streaming at low bitrates.

  • No upload — 100% private
  • Fast, lossless when possible
  • Free & unlimited
  • Works on iPhone & Android

    Quality
    Advanced options
    Trim (optional)
    Use minutes:seconds, e.g. 1:05.5

    How to convert VOB to OPUS

    1. 1

      Tap Choose files and select one or more VOB files (or drag them in).

    2. 2

      Check that OPUS is selected. Use Advanced options for bitrate, channels or trimming.

    3. 3

      Press Convert. Everything happens on your device — no upload, no waiting in a queue.

    4. 4

      Your OPUS downloads automatically. Converting several files? Grab them all as a ZIP.

    VOB vs OPUS

    Only the sound is kept — the picture is dropped, so the OPUS file is far smaller than the VOB video.

    VOBOPUS
    Full nameDVD Video ObjectOpus Audio
    TypeVideoAudio
    CompressionLossyLossy
    Developed byDVD ForumIETF / Xiph.Org
    Introduced19962012
    Plays on iPhone✕ No◐ Partly / with an app
    Plays on Android✕ No✓ Yes
    Plays on Windows✓ Yes✓ Yes
    Plays on Mac◐ Partly / with an app✓ Yes

    About VOB and OPUS

    VOB: VOB files are the video files on a DVD disc (inside the VIDEO_TS folder).

    OPUS: Opus is a modern, highly efficient codec used by WhatsApp voice notes, Discord, Zoom and WebRTC calls. It sounds excellent even at very low bitrates.

    Frequently asked questions

    How do I convert VOB to OPUS on my phone?
    Open this page in your phone's browser (Safari, Chrome, Samsung Internet), tap Choose files, pick your VOB, make sure OPUS is selected and tap Convert. The OPUS file is saved to your Downloads.
    Will converting VOB to OPUS reduce quality?
    Only the sound is kept — the picture is dropped, so the OPUS file is far smaller than the VOB video.
    Can I convert only part of the VOB?
    Yes. Open Advanced options → Trim and enter a start and end time.
    Is this VOB to OPUS converter free?
    Yes — completely free with no limits on the number of files, no watermark and no account. The site is supported by ads.
    Are my files uploaded to a server?
    No. The converter runs inside your browser using WebAssembly, so your files never leave your device. That's also why it works for private and confidential recordings.

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    Convert VOB to other formats

    VOB to MP4VOB to MOVVOB to MKVVOB to WEBMVOB to AVIVOB to FLVVOB to WMVVOB to 3GPVOB to M4VVOB to MPGVOB to TSVOB to GIFVOB to MP3VOB to M4AVOB to M4RVOB to AACVOB to ALACVOB to WAVVOB to FLACVOB to OGGVOB to WEBAVOB to WMAVOB to AIFFVOB to AC3VOB to CAF

    Convert other formats to OPUS

    MP3 to OPUSM4A to OPUSM4R to OPUSAAC to OPUSALAC to OPUSWAV to OPUSFLAC to OPUSOGG to OPUSWEBA to OPUSWMA to OPUSAIFF to OPUSAC3 to OPUSCAF to OPUSAMR to OPUS3GA to OPUSAPE to OPUSMP4 to OPUSMOV to OPUSMKV to OPUSWEBM to OPUSAVI to OPUSFLV to OPUSWMV to OPUS3GP to OPUSM4V to OPUSMPG to OPUSTS to OPUSGIF to OPUSMTS to OPUSHEVC to OPUSRMVB to OPUS

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