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Convert WMV to CAF

Extract the audio from WMV videos and save it as CAF — ideal for iOS app sounds and Apple developer workflows.

  • 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 CAF

    1. 1

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

    2. 2

      Check that CAF 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 CAF downloads automatically. Converting several files? Grab them all as a ZIP.

    WMV vs CAF

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

    WMVCAF
    Full nameWindows Media VideoCore Audio Format
    TypeVideoAudio
    CompressionLossyLossless
    Developed byMicrosoftApple
    Introduced19992005
    Plays on iPhone✕ No✓ Yes
    Plays on Android◐ Partly / with an app✕ No
    Plays on Windows✓ Yes✕ No
    Plays on Mac✕ No✓ Yes

    About WMV and CAF

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

    CAF: CAF is Apple's flexible audio container used inside iOS and macOS apps and by GarageBand. Files can be any length and hold many codecs.

    Frequently asked questions

    How do I convert WMV to CAF on my phone?
    Open this page in your phone's browser (Safari, Chrome, Samsung Internet), tap Choose files, pick your WMV, make sure CAF is selected and tap Convert. The CAF file is saved to your Downloads.
    Will converting WMV to CAF reduce quality?
    Only the sound is kept — the picture is dropped, so the CAF 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 CAF 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 OPUSWMV to WEBAWMV to WMAWMV to AIFFWMV to AC3

    Convert other formats to CAF

    MP3 to CAFM4A to CAFM4R to CAFAAC to CAFALAC to CAFWAV to CAFFLAC to CAFOGG to CAFOPUS to CAFWEBA to CAFWMA to CAFAIFF to CAFAC3 to CAFAMR to CAF3GA to CAFAPE to CAFMP4 to CAFMOV to CAFMKV to CAFWEBM to CAFAVI to CAFFLV to CAF3GP to CAFM4V to CAFMPG to CAFTS to CAFGIF to CAFMTS to CAFVOB to CAFHEVC to CAFRMVB to CAF

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