🎧

AAC Converter

Convert AAC files to and from other formats with our free online tool.

🎧

About AAC (Advanced Audio Coding)

Technical specifications and use cases

AAC is a lossy audio compression format developed by the MPEG group. It offers better quality than MP3 at similar file sizes, with efficient compression that reduces file size by up to 30% compared to MP3. AAC is widely used for streaming services, mobile devices, and digital audio players. It's the default audio format for Apple devices and is popular for its excellent quality-to-size ratio.

Compression

Lossy compression

Quality

High quality, better than MP3 at similar bitrates

Popular for

Streaming services, mobile devices, Apple ecosystem, digital audio players

Select a conversion below to get started