Apple Lossless audio, a.k.a. Apple Lossless Audio Codec or ALAC, is a lossless compression format commonly stored in an MPEG-4 audio container with the .m4a extension. Less commonly, it may also be wrapped in a .caf container. If you happen to see a file with the ".alac" extension, it is very likely a renamed .m4a file rather than a separate container format.

ALAC is friendly to Apple devices and apps, while FLAC is widely used by music players, media servers, Android devices, and many non-Apple audio workflows. If you want to convert ALAC to FLAC without losing quality, or convert ALAC to MP3, WAV, WMA, OGG, and other formats for playback, editing, or storage needs, this guide puts the practical options together in one place.

Kevincy Kevincy | Updated on Jun 10, 2026
Table of Content

Before You Convert: ALAC, FLAC, and Other Audio Formats

ALAC and FLAC are both lossless audio formats. Converting ALAC to FLAC will not restore or improve the original recording, but it can keep the same audio fidelity while making the file easier to play or manage outside the Apple ecosystem. The file size may change slightly because the two codecs compress audio in different ways.

You may also have the opposite need: converting FLAC, WAV, APE, or other audio files to ALAC for iPhone, iPad, Apple Music, iTunes, or other Apple-oriented workflows. This is also a lossless-to-lossless conversion when the source file is lossless. However, converting MP3, AAC, WMA, or any other lossy audio to ALAC is usually not worth it. The missing audio detail cannot come back, and the new file will only become larger.

In short, choose FLAC when you need a more open lossless format for broad playback and archiving; choose ALAC when you mainly stay in Apple's ecosystem; choose MP3/AAC/WMA/OGG only when you want smaller files and can accept quality loss.

Method 1: Using Free HD Video Converter Factory

You may be less familiar with WonderFox Free HD Video Converter Factory. Despite the plain name, it also works as an audio converter, including ALAC to FLAC conversion. You can also use it to convert ALAC to MP3, WAV, OGG, and other common audio formats, extract audio from video, trim audio clips, and download online music before converting it to FLAC, MP3, M4A, etc. This is a 100% free and clean program with an intuitive, self-explanatory GUI.

Note: The free version is a good choice when you need to convert ALAC files to FLAC or other common formats. If your task is to batch convert FLAC/WAV/APE and other audio files to ALAC, the Pro version introduced near the end of this page offers a dedicated ALAC output profile and more batch-processing options.

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Step 1. DownloadDownload, install, and launch Free HD Video Converter Factory on your PC. Then open "Converter".

Step 2. Click "Add Files" button or drag-n-drop to import ALAC audio files.

Step 3. Select "FLAC" under the "Audio" category as the output format. You can also choose MP3, WAV, OGG, WMA, AAC, or another format according to your playback or editing needs.

Optional. Open "Parameter settings" if you want to change audio channel, sample rate, bitrate, or volume. For a lossless ALAC to FLAC conversion, you can normally leave these settings unchanged.

Step 4. Specify a directory to save the converted files, hit "Run" to start converting ALAC files to FLAC or your selected audio format.

Convert ALAC to FLAC

Method 2 - Using Audacity

Audacity is a free, open-source, cross-platform audio editor. It can export audio to FLAC and many other formats. If your ALAC file cannot be imported directly, install the optional FFmpeg library as prompted by Audacity, then reopen the file.


Step 1. Download and install Audacity from Official Webpage.

Step 2. Run Audacity and try dragging the ALAC file into the window. If it imports successfully, skip to Step 4.

Step 3. If Audacity cannot recognize the file, click "Edit" > "Preferences" > "Libraries" and follow the instruction to install the optional "FFmpeg Library". Restart Audacity after the installation.

Convert Apple Lossless to FLAC

Step 4. Drag and drop the Apple Lossless audio file into Audacity. You can trim, normalize, or make simple edits before exporting if needed.

Step 5. Click "File" > "Export" > "Export Audio", select "FLAC Files" in the drop-down list of "Save as type" section. Finally, click "Save" to convert ALAC to FLAC.

Similar Posts: M4A to Audacity | Audacity Ogg | Audacity Converter

How to Convert ALAC to FLAC

Method 3 - Using VLC Media Player

As a free, open-source and cross-platform multimedia player, VLC Media Player allows you to directly play ALAC files and convert Apple Lossless to FLAC as well.


Step 1. Download and install VLC from Official Webpage.

Step 2. Run VLC, click "Media" on the top menu bar and select "Convert/Save" to open "Open Media" window.

Step 3. Click "Add" button under "File" tab to import the ALAC file, then press "Convert/Save" button to proceed.

ALAC to FLAC

Step 4. Select "Audio - FLAC" in the drop-down list of "Profile" section. Next, click "Browse" button to set a destination folder.

Step 5. At last, press "Start" button to convert Apple Lossless to FLAC format.

Similar Posts: VLC Convert FLAC to MP3

Converting ALAC to FLAC

Free & Simple 3-in-1 A/V Processor

WonderFox Free HD Video Converter Factory is a 3-in-1 video and audio processing toolkit equipped with three main awesome and practical features: Downloader, Editor and Converter, which offers one-stop solution to all basic video and audio processing needs for beginners who just get started in editing, without extra programs installed on your PC. Most importantly, it's completely free, clean & safe.

Method 4 - Using ALAC to FLAC Converter Online

If you don't want to install any software and only have a few ALAC audio files to convert, online converters can also help. The usual workflow is simple: upload files > choose FLAC or another output format > start the conversion > download the converted file. Some online tools can also convert FLAC, WAV, MP3, and other files to ALAC.

For example, FreeConvert provides both ALAC input and ALAC output options, so it can work for ALAC to FLAC as well as other audio-to-ALAC conversions. Other commonly used choices include:


1. https://online-audio-converter.com/

2. https://www.aconvert.com/audio/

3. https://www.onlineconverter.com/alac-to-flac

4. https://www.freeconvert.com/alac-to-flac

5. https://convertio.co/audio-converter/

6. https://audio.online-convert.com/convert-to-flac


⚠️ Please note that online converters usually have file-size limits, queue limits, or free-plan restrictions. Uploading large lossless files can also be slow, and you may not want to upload private audio files to a third-party server. For multiple songs or large albums, a desktop converter is usually more stable.


Online ALAC to FLAC Converter

FAQs about ALAC Conversion

Q1. Will ALAC to FLAC conversion reduce audio quality?

No. ALAC and FLAC are both lossless formats, so converting ALAC to FLAC keeps the audio quality as long as you do not change it to a lossy format or apply destructive edits.


Q2. Can I convert FLAC to ALAC for Apple Music or iPhone?

Yes. If the source is FLAC, WAV, APE, or another lossless file, converting it to ALAC is a practical way to improve compatibility with Apple apps and devices. For batch FLAC to ALAC conversion, the Pro version recommended below is more suitable than the free ALAC-to-FLAC workflow.


Q3. Is it useful to convert MP3 to ALAC?

Usually no. MP3 is lossy, and the lost detail cannot be restored by saving it as ALAC. The output file will become much larger without becoming true lossless audio.


Q4. Why are my ALAC files shown as M4A?

That is normal. ALAC audio is commonly stored in an MPEG-4 container, so the file extension is often .m4a. The extension tells you the container, while ALAC is the audio codec inside.


Q5. Should I choose ALAC, FLAC, WAV, or MP3?

Choose ALAC for Apple playback, FLAC for broad lossless playback and archiving, WAV for editing or uncompressed audio workflows, and MP3 only when small file size and wide compatibility matter more than preserving lossless quality.

Final Words...

ALAC to FLAC is a common lossless conversion when you want to move Apple Lossless music into a more open audio workflow. Free HD Video Converter Factory is the easiest option for beginners who want to convert ALAC files to FLAC, MP3, WAV, OGG, and other common formats on Windows. Audacity and VLC are useful alternatives if you already have them installed, while online tools are better for occasional small files.

If your main goal is the opposite direction, such as converting FLAC, WAV, or APE to ALAC for Apple devices, use a converter with a dedicated ALAC output profile and batch support. In all cases, keep one original lossless copy before conversion, especially for music collections and archived recordings.

Kevincy

Kevincy Berel

Kevincy joined the WonderFox team in 2014 and has been a senior columnist ever since. With over two decades of experience in the video editing industry, he shares tutorials, tips, and how-to guides on video/audio processing and personal DVD backups. Family-oriented and passionate about helping others, he is dedicated to making video and audio processing easier for readers.

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Kevincy

Kevincy Berel

Kevincy joined the WonderFox team in 2014 and has been a senior columnist ever since. With over two decades of experience in the video editing industry, he shares tutorials, tips, and how-to guides on video/audio processing and personal DVD backups. Family-oriented and passionate about helping others, he is dedicated to making video and audio processing easier for readers.

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Need to Convert Audio to ALAC? Explore More in Pro Version
HD Video Converter Factory Pro

WonderFox HD Video Converter Factory Pro

1. Batch convert FLAC, WAV, APE, WMA, MP3, AAC and more to/from ALAC.

2. Convert video/audio to 500+ ready-made presets.

3. Extract audio from video and save it as ALAC, FLAC, WAV, MP3, etc.

4. Trim, split, merge, compress, and adjust audio parameters.

5. Download videos/songs and record screen with audio on Windows.

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