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Convert WEBM to CAF

Extract the audio from WEBM 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 WEBM to CAF

    1. 1

      Tap Choose files and select one or more WEBM 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.

    WEBM vs CAF

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

    WEBMCAF
    Full nameWebM VideoCore Audio Format
    TypeVideoAudio
    CompressionLossyLossless
    Developed byGoogleApple
    Introduced20102005
    Plays on iPhone◐ Partly / with an app✓ Yes
    Plays on Android✓ Yes✕ No
    Plays on Windows✓ Yes✕ No
    Plays on Mac◐ Partly / with an app✓ Yes

    About WEBM and CAF

    WEBM: WebM is Google's open video format using VP8/VP9 and Opus. It is built for the web and is what screen recorders and browsers produce.

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

    WEBM to MP4WEBM to MOVWEBM to MKVWEBM to AVIWEBM to FLVWEBM to WMVWEBM to 3GPWEBM to M4VWEBM to MPGWEBM to TSWEBM to GIFWEBM to MP3WEBM to M4AWEBM to M4RWEBM to AACWEBM to ALACWEBM to WAVWEBM to FLACWEBM to OGGWEBM to OPUSWEBM to WEBAWEBM to WMAWEBM to AIFFWEBM 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 CAFAVI to CAFFLV to CAFWMV to CAF3GP to CAFM4V to CAFMPG to CAFTS to CAFGIF to CAFMTS to CAFVOB to CAFHEVC to CAFRMVB to CAF

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