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Convert M4A to AAC

Counter M4A → AAC
Drop your files here .m4a .m4b

    Some older players, car stereos and Windows programs will not play M4A. AAC delivers better sound than MP3 at the same bitrate.

    • Free
    • No sign-up
    • Batch conversion

    Why convert M4A to AAC?

    To convert M4A files to AAC, drop them on the counter above.

    Most files convert in seconds: no queue, no email address, and the AAC result saves straight to your computer or phone.

    How to convert M4A to AAC

    1. Add your M4A files

      Drag your M4A files onto the counter or pick them with Choose files. You can add several at once.

    2. Check the settings

      The defaults suit most cases. Change quality, size or other options if you like; after a change, one click converts again.

    3. Conversion starts by itself

      Each file is converted to AAC and its row is stamped CONVERTED.

    4. Download your AAC file

      Get the file with Download. With several files you can download them all as one ZIP.

    M4A vs AAC

    PropertyM4AAAC
    Full nameMPEG-4 AudioAdvanced Audio Coding
    TypeAudioAudio
    CompressionLossyLossy
    Created byMPEG; Apple yaygınlaştırdıMPEG
    Year—1997
    Extensions.m4a .m4b.aac .adts
    MIMEaudio/mp4audio/aac

    About the formats

    M4A

    MPEG-4 Audio

    M4A is an MPEG-4 container that usually carries AAC audio. iPhone voice memos, iTunes music and many saved voice clips are M4A.

    All M4A conversions

    AAC

    Advanced Audio Coding

    AAC is the lossy audio codec developed as the successor to MP3. YouTube, Apple and streaming services use it; .aac files are a raw AAC stream.

    All AAC conversions

    Frequently asked questions

    Is converting M4A to AAC free?

    Yes, completely free. No account, no daily limit, no watermark and no queue.

    Does it work on a phone?

    Yes. It works on iPhone, iPad and Android, with no app to install.

    Is there a file size limit?

    There is no size limit set by us. Files of hundreds of MB convert too; very large files take longer and are handled more comfortably on a computer than on a phone.

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