AAC to WAV Converter

AAC is the compressed audio format behind iTunes, YouTube, and most streaming services — generally more efficient than MP3 at the same bitrate.

AAC (Advanced Audio Coding) was developed as the designated successor to MP3 under the MPEG standard, using newer compression techniques to squeeze out noticeably better sound quality at the same bitrate, or an equivalent quality at a smaller file size. Apple adopted it as the default format across iTunes and the iPhone early on, and it's since become the standard codec behind most video and streaming platforms as well, since it handles the low bitrates needed for streaming particularly well.

WAV stores audio with no compression at all, which is why it's the standard format in recording studios and audio editing software.

WAV (Waveform Audio File Format) was created jointly by Microsoft and IBM in the early 1990s as a simple container for raw, uncompressed audio samples. Storing audio with no compression means there's never any generation loss from repeated saving and no decoding overhead when a program reads it, both of which matter enormously in a studio environment where a track might be opened, edited, and re-saved dozens of times before it's finished. The obvious tradeoff is size — a few minutes of CD-quality stereo audio can easily run to tens of megabytes — so WAV is rarely the format anyone actually distributes a finished track in.