Free online M4A to FLAC converter

Converting .m4a audio to .flac lossless format.

Convert M4A to FLAC online - free

.m4a .flac

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How to convert m4a to flac file

June 7, 2026
Audio
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Converting MPEG-4 Audio Files directly to Free Lossless Audio Codec Files (.m4a to .flac conversion) is certainly possible, yet might be somewhat pointless. You will not be able to generate a lossless audio file from an M4A audio file, which is already a lossy format.

You can choose among numerous audio editors and (online) converters, such as fre:ac or Helium Music Manager. These tools will allow you to import M4A audio files and export them in FLAC format.

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Understanding M4A and FLAC file formats

The M4A file format is a type of audio file that is encoded using Advanced Audio Codec (AAC) and is commonly used for storing music and other audio content. It is known for its high-quality sound and efficient compression, making it a popular choice for Apple devices and iTunes.

On the other hand, the FLAC (Free Lossless Audio Codec) file format is an audio format that provides lossless compression, meaning that it compresses audio files without any loss in quality. FLAC files are often used by audiophiles and music enthusiasts who want to preserve the original sound quality of their audio recordings.

Why convert M4A to FLAC?

Converting M4A to FLAC can be beneficial if you want to maintain the highest possible audio quality. While M4A files offer good quality, converting them to FLAC ensures that there is no loss in audio fidelity, which is crucial for professional audio editing or archiving purposes.

Best software for M4A to FLAC conversion

One of the best software options for converting M4A to FLAC is VLC Media Player. It is a versatile media player that also offers conversion capabilities. To convert M4A to FLAC using VLC, follow these steps:

Open VLC Media Player.
Go to Media → Convert/Save.
Add the M4A file you want to convert.
Click on Convert/Save and choose FLAC as the output format.
Select the destination folder and click Start to begin the conversion.

Another excellent tool is Fre:ac, a free audio converter that supports a wide range of formats. It offers a user-friendly interface and efficient conversion process.

Conclusion

Converting M4A to FLAC is a straightforward process that can be accomplished using reliable software like VLC Media Player or Fre:ac. By converting to FLAC, you ensure that your audio files retain their original quality, making them ideal for professional use or personal enjoyment.

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M4A vs FLAC: format comparison

How the M4A and FLAC formats compare on the properties that matter most for this conversion.

Comparison of the M4A and FLAC file formats
Property	.M4A MPEG-4 Audio	.FLAC Free Lossless Audio Codec
Compression	Both	Lossless
Audio quality	—	Lossless
Audio channels	—	Up to stereo
Metadata support	Extensive	Extensive
Streaming	Yes	Partial
DRM protection	Optional	No DRM
Opens in a web browser	Yes, natively	Partial
Typical file size	Small	Medium
Open standard	Yes	Yes
Best used for	Music	Music
Introduced	2001	2001
Developer	MPEG (Moving Picture Experts Group) / ISO/IEC	Xiph.Org Foundation
MIME type	audio/mp4	audio/flac

Open M4A file Open FLAC file

Frequently asked questions

Is the M4A to FLAC converter free?

Yes, converting M4A to FLAC on 101convert.com is completely free. No registration, email address or installation is required.

How large can my M4A file be?

You can upload M4A files up to 1000 MB and convert up to 100 files at once in a single batch.

What happens to my uploaded files?

Files are processed automatically and deleted from our servers within a few minutes after conversion. We never view or share your files.

Do I need to install any software to convert M4A to FLAC?

No. The M4A to FLAC conversion runs entirely online in your browser and works on Windows, Mac, Linux, Android and iPhone.

Did the conversion fail?

In most cases, the cause is an incorrect file format. Please upload a valid M4A file for this M4A to FLAC conversion. Occasionally, the issue may be on our side. We analyze recurring conversion failures and disable or fix the converter if we detect a defect.

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Additional formats for
m4a file conversion

Reverse conversion

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Free online M4A to FLAC converter