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Convert WMV to OPUS

Extract the audio from WMV 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 WMV to OPUS

    1. 1

      Tap Choose files and select one or more WMV 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.

    WMV vs OPUS

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

    WMVOPUS
    Full nameWindows Media VideoOpus Audio
    TypeVideoAudio
    CompressionLossyLossy
    Developed byMicrosoftIETF / Xiph.Org
    Introduced19992012
    Plays on iPhone✕ No◐ Partly / with an app
    Plays on Android◐ Partly / with an app✓ Yes
    Plays on Windows✓ Yes✓ Yes
    Plays on Mac✕ No✓ Yes

    About WMV and OPUS

    WMV: WMV is Microsoft's video format for Windows Media Player and older Windows PCs.

    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 WMV to OPUS on my phone?
    Open this page in your phone's browser (Safari, Chrome, Samsung Internet), tap Choose files, pick your WMV, make sure OPUS is selected and tap Convert. The OPUS file is saved to your Downloads.
    Will converting WMV to OPUS reduce quality?
    Only the sound is kept — the picture is dropped, so the OPUS file is far smaller than the WMV video.
    Can I convert only part of the WMV?
    Yes. Open Advanced options → Trim and enter a start and end time.
    Is this WMV 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 WMV to other formats

    WMV to MP4WMV to MOVWMV to MKVWMV to WEBMWMV to AVIWMV to FLVWMV to 3GPWMV to M4VWMV to MPGWMV to TSWMV to GIFWMV to MP3WMV to M4AWMV to M4RWMV to AACWMV to ALACWMV to WAVWMV to FLACWMV to OGGWMV to WEBAWMV to WMAWMV to AIFFWMV to AC3WMV 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 OPUS3GP to OPUSM4V to OPUSMPG to OPUSTS to OPUSGIF to OPUSMTS to OPUSVOB to OPUSHEVC to OPUSRMVB to OPUS

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