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M4A Converter

Convert M4A files to and from other formats with our free online tool.

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About M4A (MPEG-4 Audio)

Technical specifications and use cases

M4A is a lossy audio container format that typically contains AAC-encoded audio. It provides excellent quality and compression efficiency, making it popular for digital music and audio streaming. M4A is widely supported across Apple devices and many other platforms. It's particularly popular for iTunes, podcasts, and high-quality audio storage. M4A offers better quality than MP3 at similar file sizes.

Compression

Lossy compression (typically AAC)

Quality

High quality, better than MP3

Popular for

iTunes, podcasts, digital music, Apple devices, audio streaming

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