Convert FLAC to M4A Online Free

Convert FLAC audio to M4A format. Server-side processing with FFmpeg ensures high-quality audio conversion with optimal encoding settings.

Quick Answer

ChangeThisFile converts your lossless FLAC audio to the compact M4A format using FFmpeg on our secure servers. M4A with AAC encoding delivers excellent quality at much smaller file sizes, ideal for portable listening. Auto-deleted after processing, encrypted transfer, free with no signup.

Free, no signup Under 1 minute

Convert FLAC to M4A

Drop your FLAC file here to convert it instantly

Drag & drop your .flac file here, or click to browse

Convert to M4A instantly

FLAC vs M4A: Format Comparison

Key differences between the two formats

FeatureFLACM4A
CodecFree Lossless Audio CodecAAC (MPEG-4 Audio)
CompressionLosslessLossy (AAC-LC/HE-AAC)
QualityBit-perfect / losslessBetter than MP3 at same bitrate
Typical bitrate~800-1200 kbps64-320 kbps
Max sample rateUp to 655 kHzUp to 96 kHz
ChannelsUp to 8Up to 48
MetadataVorbis comments, cover artiTunes-style MP4 tags
CompatibilityMost modern playersApple ecosystem, most modern players

When to Convert

Common scenarios where this conversion is useful

Reduce file size for sharing

Convert large FLAC files to M4A for email, messaging, or web upload where smaller files are needed.

Mobile device storage

Save storage space on phones and portable players by converting FLAC to more compact M4A files.

Podcast distribution

Convert high-quality FLAC recordings to M4A for podcast hosting platforms that require compressed audio.

Web audio embedding

Use M4A for embedding audio on websites where bandwidth and load times matter.

Apple ecosystem integration

M4A is the native format for iTunes, Apple Music, and iOS devices with excellent quality at smaller sizes.

How to Convert FLAC to M4A

  1. 1

    Upload your FLAC file

    Drag and drop your .flac file onto the converter, or click to browse. Files up to 50 MB are supported for free.

  2. 2

    Server-side conversion

    Your file is securely uploaded and converted on our servers using FFmpeg, the industry-standard multimedia framework. This typically takes a few seconds.

  3. 3

    Download the result

    Once conversion is complete, click Download to save your .m4a file. The uploaded file is automatically deleted from our servers.

Frequently Asked Questions

Yes, completely free. Convert FLAC to M4A with no cost, no signup, and no watermarks.

No. Files are automatically deleted immediately after conversion. Nothing is stored or retained.

Yes. Files are transferred over encrypted HTTPS connections. Your data is protected in transit.

The conversion uses FFmpeg, the industry-standard multimedia framework on our servers, ensuring reliable and high-quality output.

Yes, some quality is lost when converting from lossless FLAC to lossy M4A. The converter uses high bitrate settings to minimize perceptible loss.

Common metadata like title, artist, and album are transferred when supported by both FLAC and M4A formats.

The converter uses high-quality default settings appropriate for M4A. The exact bitrate depends on the format's optimal encoding parameters.

The original sample rate is preserved in the output file whenever the target format supports it.

M4A supports Up to 48. Channel layout is preserved when supported by both formats.

File size depends on duration, bitrate, and compression. M4A files with Lossy (AAC-LC/HE-AAC) are smaller than uncompressed audio.

Currently, files are converted one at a time. Upload your next file after downloading the result.

Files up to 50 MB are supported for free conversion.

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