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Convert 3GP to AAC

Extract the audio from 3GP videos and save it as AAC — ideal for efficient music files and broadcast audio.

  • 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 3GP to AAC

    1. 1

      Tap Choose files and select one or more 3GP files (or drag them in).

    2. 2

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

    3GP vs AAC

    Only the sound is kept — the picture is dropped, so the AAC file is far smaller than the 3GP video.

    3GPAAC
    Full name3GPP Mobile VideoAdvanced Audio Coding (raw ADTS)
    TypeVideoAudio
    CompressionLossyLossy
    Developed by3GPPMPEG
    Introduced20031997
    Plays on iPhone◐ Partly / with an app✓ Yes
    Plays on Android✓ Yes✓ Yes
    Plays on Windows◐ Partly / with an app✓ Yes
    Plays on Mac◐ Partly / with an app✓ Yes

    About 3GP and AAC

    3GP: 3GP was designed for mobile phones in the 2000s. It keeps files tiny, which makes it perfect for old keypad phones, feature phones and very slow connections.

    AAC: AAC is the successor to MP3 and the audio codec behind YouTube, iTunes and most streaming services. A .aac file stores the raw AAC stream without an MP4 wrapper.

    Frequently asked questions

    How do I convert 3GP to AAC on my phone?
    Open this page in your phone's browser (Safari, Chrome, Samsung Internet), tap Choose files, pick your 3GP, make sure AAC is selected and tap Convert. The AAC file is saved to your Downloads.
    Will converting 3GP to AAC reduce quality?
    Only the sound is kept — the picture is dropped, so the AAC file is far smaller than the 3GP video.
    Can I convert only part of the 3GP?
    Yes. Open Advanced options → Trim and enter a start and end time.
    Is this 3GP to AAC 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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