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FLAC to ALAC [Apple Lossless] | Windows Mac. Read Easy Guide


FLAC to ALAC conversion is used to provide device and software compatibility. As example, to playback of original Free Lossless Audio Codec stuff in iTunes after pre-conversion to Apple Lossless Audio Codec. Read how to convert FLAC to ALAC for free step-by-step on Mac and Windows.

How to convert FLAC to ALAC for free >Sound quality issues >What is the best flac to alac converter >

How to convert FLAC to ALAC for free

To free convert FLAC to ALAC on Windows, Mac OS:

  1. Download and install HiFi audio converter software AuI ConverteR 48x44 Free.

        [Download for Windows]    [  Download for Mac  ]
  2. Launch the conversion software;
  3. Push Open button and select FLAC file;
  4. In the main window, Output panel select ALAC (Apple Lossless) format, bit depth and sample rate;
  5. In Directory output files panel select target directory;
  6. Push Start button;
  7. Wait until conversion end;
  8. Look for target files into target directory.

To batch conversion of several files use AuI ConverteR Lite or above.

AuI ConverteR 48x44 conversion software - main window

FLAC to ALAC Converter - AuI ConverteR 48x44


Output audio format panel

Output audio format panel


Directory output files panel

Directory output files panel



Sound quality issues

If you convert without resampling you are have 2 options:

  • sound optimization;
  • bit-perfect.

Sound optimization may be useful for some records and some hardware. It cut ultrasound upper 20 kHz to prevent audible products (may be listened as noise) of intermodulation distortions, generated by ultrasound. Sound optimization is activated by default.

Watch video: Experiment with cutting of ultrasound


Bit-perfect conversion re-pack FLAC to ALAC without altering audio content.

If you convert with resampling you are have 2 options:

  • sound optimization;
  • without the optimization.

Non-optimized conversion is the same to traditional resampling: target audio band is limited by minimal sample rate between input and output.

Read more about:

Convert FLAC to ALAC


What is the best flac to alac converter

If FLAC ALAC converter makes bit perfect repacking, it is not matter for sound quality, that converter you use. But file resampling and other processings may to do sound difference. You can check several converters to found the best one.

Command line utility ffmpeg can convert FLAC to ALAC files:

ffmpeg -y -i inputfile.flac -c:a alac outputfile.m4a

-y - mean "overwrite m4a (alac) file"

However, you can use other free conversion software with graphical user interface.



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