Convert AAC to WAV

Upload an AAC file and convert it to WAV — all in your browser.

What happens when you convert AAC to WAV

The AAC stream is decoded to raw PCM and saved as a standard 16-bit WAV that opens absolutely anywhere. No further quality is lost in the process; the WAV simply contains what the AAC decoder produced, uncompressed.

Size grows substantially, roughly ten times, because WAV does not compress.

Why decode AAC to WAV

Editing is the usual driver: raw .aac files confuse plenty of editors, while WAV is the lingua franca of audio software. Captured radio streams, recorder output, and broadcast snippets become trimmable, mixable material once decoded.

Speech-to-text and analysis tools also commonly insist on WAV input, making this a standard preprocessing step.

Frequently asked questions

Is any quality lost in this conversion?

No additional loss. Decoding is a faithful unpacking of what the AAC already contains.

My .aac file plays but will not open in my editor. Why?

Many editors never added ADTS stream support because the format is mostly used in broadcast pipelines. Converting to WAV sidesteps the problem entirely.

Does this work offline-style, without uploads?

Yes. The decoder runs inside your browser, so files of any size convert privately and quickly.