File Converter

AAC converter Free, private, no upload.

AAC is the lossy audio format used by Apple, YouTube and most streaming services. It sounds better than MP3 at the same bitrate. Convert AAC files to MP3, WAV, OGG, Opus and more, privately in your browser.

or drop files anywhere · paste with Ctrl/⌘ + V

Frequently asked questions

What is a AAC file?

AAC is the lossy audio format used by Apple, YouTube and most streaming services. It sounds better than MP3 at the same bitrate. AAC sounds better than MP3 at the same size and is the native audio format for Apple devices and most video.

What can I convert AAC files to?

MP3, WAV, OGG, Opus, M4A, FLAC, AIFF. Pick a target after adding your files.

Are my files uploaded to a server?

No. The conversion runs entirely in your browser using WebAssembly. Your files never leave your device, so it is safe for private photos, contracts and business data. Once the page has loaded it even works offline.

Is it free? Are there limits?

It is free, with no sign-up, no watermark and no daily limits. Because nothing is uploaded there is no upload size limit either; the only limit is your device’s memory, which matters mostly for very large videos.