M4A to AAC Online
Free M4A to AAC converter — no signup, no watermark. Upload your file and download the result in seconds. Files are deleted automatically after conversion.
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Up to 150 MB per file · 1 file at a time · 200+ formats
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Output
From
M4A
— MPEG-4 AudioM4A is Apple's preferred audio container, typically holding AAC-encoded audio. The default format for iTunes and Apple Music downloads.
All M4A conversions
To
AAC
— Advanced Audio CodingAAC delivers better sound quality than MP3 at the same bitrate. Used by Apple devices, YouTube, and most modern streaming platforms.
All AAC conversions