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audio file converter software for music production and hi‑end audio
Optimize music files to reach your device’s sound quality limit, get compatible audio format or save disk space. Read more...

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

FLAC to ALAC conversion is used to provide file compatibility with devices, software. As example, playback of Free Lossless Audio Codec stuff is impossible on iTunes. And pre-conversion to Apple Lossless Audio Codec is required. Read how to convert FLAC to ALAC for free step-by-step on Mac and Windows.
Sound quality issues. What is the best FLAC to ALAC converter? Keep reading...

How to convert FLAC to ALAC for free

To convert FLAC to ALAC on Windows, Mac OS:

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

  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 the target directory;
  6. Push Start button;
  7. Wait until conversion end;
  8. Look for converted files in the target directory.

To batch conversion of several files use other versions of AuI ConverteR.

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




AuI ConverteR has several price/functionality options that allow saving your budget for the required functionality. You can expand Modula-R abilities later by purchasing new modules. Unlimited-time license, major updates (... 10.x > 11.x > 12.x > ... versions) are paid.

* All prices on this page are in U.S. dollars without V.A.T. and other applicable taxes and fees. The prices are recommended. Information on this page is not a public offer.

ALL-INCLUDED Abilities [PROduce-RD edition]

[MINIMUM PRICE] for full functionality of AuI ConverteR, in comparison with Modula-R edition that is including all modules.

ALL-INCLUDED Abilities [PROduce-RD edition]
Best Seller


All abilities are included in PROduce-RD version. It allows saving budget, comparing purchasing of the full abilities (all modules) of Modula-R edition. Unlimited-time license, paid major updates (... 10.x > 11.x > 12.x ...).

PCM converter [Modula-R edition]

[MINIMUM PRICE] configuration of WAV, FLAC (compressed/uncompressed), AIFF, ALAC (up to 24 bit / 192 kHz), mp3
audio file converter (PCM formats) [consists of 1 module]

PCM converter [Modula-R edition]
Best Seller


Minimum price configuration to conversion PCM files, including CUE splitter. Don't support CD-audio. May be expanded by purchasing of other modules.



Sound quality issues

If you convert without resampling you have 2 options:

To turn on bit-perfect mode:


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

Watch and share: Experiment with the cutting ultrasound


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

If you convert with resampling you have 2 options:

Non-optimized conversion is the same as traditional resampling: the target audio band is limited by minimum sample rate of input and output.

Read more about:

Convert FLAC to ALAC


What is the best flac to alac converter

If FLAC ALAC converter makes a bit-perfect repacking, it does not matter for sound quality which converter you use. But file resampling and other processing may do sound different. 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.


Frequently Asked Questions

Can I convert FLAC to ALAC? How do I change FLAC to Apple Lossless?

You can convert FLAC to ALAC according to the guide...


Can iTunes convert FLAC to ALAC?

As the author know, iTunes can't convert FLAC to ALAC. Read how to convert FLAC to ALAC in the guide...


Is FLAC to ALAC good?

FLAC and ALAC both are lossless formats and bring identical sound quality.



Is ALAC better than FLAC?

Both ALAC and FLAC are lossless audio files. There is no sound quality difference. Device or software compatibility issues may matter.

Read about audio formats...


How do I convert FLAC to iTunes?

iTunes doesn't support FLAC. And you can use ALAC instead. Read how to convert FLAC...


How do I convert FLAC to ALAC on Mac?

You can convert FLAC to ALAC on Mac according to the guide.

In the goal 4, select "aac (m4a)" item.


How do I convert FLAC to AAC?

You can convert FLAC to AAC like it is described in this guide.



Can iPhone play FLAC?

Yes. iPhone can play FLAC.



Read more about FLAC



January 3, 2023 updated | since February 13, 2018