Convert FLAC to AAC

FLAC vs AAC: what is the difference?

A lossless format that shrinks files without discarding any audio quality. A lossy codec that is more efficient than MP3 at the same bitrate.

What happens to the sound quality?

FLAC is lossless, so converting to AAC saves space but permanently discards some audio detail.

How much will the file size change?

For a 3-minute stereo track, FLAC is about 17.5 MB and AAC is about 4.3 MB. Actual sizes depend on the track and settings.

When should you choose AAC?

AAC is a good fit when you want better quality at the same size.

FAQ

Does converting FLAC to AAC reduce the sound quality?

FLAC is lossless, so converting to AAC saves space but permanently discards some audio detail.

Are my files uploaded to a server?

Files never leave your device; everything runs in your browser.

What is the AAC format used for?

A lossy codec that is more efficient than MP3 at the same bitrate. AAC is a good fit when you want better quality at the same size.