AAC to WAV - Online Audio Converter

Convert AAC to WAV online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.

Convert AAC to WAV

[+] Drop AAC audio here or click to select AAC

Output format

WAV (PCM 16-bit)

Mode[i]

Simple Advanced

Quality[i]

Sample Rate[i]

Channels[i]

About AAC to WAV

Convert AAC to WAV. AAC is the MPEG-4 successor to MP3 used by YouTube and Apple Music. WAV is Microsoft's RIFF container, usually holding 16-bit PCM. Files run about 10 MB per minute, so archive as FLAC..

Why convert AAC to WAV?

Larger files than lossy shares with WAV uncompressed quality.
Keep quality where supported.
Private, no upload - runs in your browser.

AAC vs WAV

Codec	AAC	PCM 16-bit
Compression	lossy	uncompressed
Sample behavior	Quality set by bitrate	Full quality kept
Typical use	AAC is the MPEG-4 successor to MP3 used by YouTube and Apple Music.	WAV is Microsoft's RIFF container, usually holding 16-bit PCM.

When not to convert AAC to WAV

Skip WAV for the smallest share: lossless output stays large, so prefer a lossy target when sending AAC files.
Keep a master copy: repeated exports stack small losses, so archive AAC before batch WAV shares.

Limits

Starting point: AAC - Efficient lossy audio for streaming services. Container variants (ADTS, MP4) need matching extensions on export. Files run about 10 MB per minute, so archive as FLAC. Encode WAV (PCM 16-bit) from AAC at 256k for music or 128k for speech, starting from the master.

How conversion works

Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.

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FAQ

How do I convert AAC to WAV?

Drop your AAC file onto this page, choose quality and codec settings, then click Convert. The result downloads as WAV instantly. All processing runs in your browser.

What codec is used for WAV?

The default codec for WAV is PCM 16-bit. You can change audio parameters in Advanced mode.

How do you store my files?

We do not store any processed audio. All conversion happens entirely in your browser using FFmpeg WASM.