Convert AAC to M4A

Easily convert AAC files to M4A in seconds, free, fast, and 100% online. No downloads or sign-ups required.

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We support most file types including: TIFF, PDF, MP3, MKV, GIF, PNG, MP4, MOV, WAV, JPEG, FLAC, WEBM, AVI!

Trusted by thousands of creators and businesses around the world using EchoWave to convert and edit audio effortlessly.

How to convert AAC to M4A?

1. Upload your AAC file

Drag and drop your file or browse from your device.
2. Wait for the conversion

Our system automatically converts your AAC file to M4A within seconds.
3. Download your M4A file

Get your new M4A audio instantly, with no quality loss.

Comparison Table: AAC vs M4A

Feature	AAC	M4A
File Extension	.aac	.m4a
Compression	Lossy	Lossless
Audio Quality	High (compressed)	Very high (uncompressed)
File Size	Smaller	Larger
Common Use	Streaming, digital radio	Music, audiobooks
Device Compatibility	Widely supported	Best on Apple devices
Best For	Small size, wide compatibility	Maximum audio quality

Summary:
AAC (Advanced Audio Coding) is great for streaming and smaller file sizes, while M4A (MPEG-4 Audio Layer) provides better sound quality, making it ideal for music and professional audio. Use EchoWave’s converter to switch formats easily — no downloads, no compromise.

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Frequently Asked Questions

Will converting AAC to M4A lose quality?

Converting AAC to M4A using EchoWave retains the best possible quality. The result depends on your original file, but our tool ensures minimal to no noticeable loss.

What is the best AAC to M4A converter?

EchoWave’s online converter is fast, free, and secure — with no file size limits or sign-ups required. Simply upload and convert in seconds.

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Convert AAC to M4A