Convert FLAC to AAC online, free

FLAC vers AAC (Apple) — processed on our secure servers in France. Files deleted after conversion, no sign-up.

Drop your FLAC file here

or click to choose a file — conversion to AAC

With NoLimit: unlimited files and every format unlocked

FLAC vs AAC — technical comparison

FeatureFLACAAC
Full nameFree Lossless Audio CodecAdvanced Audio Coding
TypeAudioAudio
CompressionLosslessLossy
Common useAudiophile, archivingApple, streaming

Frequently asked questions

How to convert FLAC to AAC?+

Drop your FLAC file in the zone above, or click to select it. The AAC conversion starts automatically on our secure servers — no software to install.

Is converting FLAC to AAC secure?+

Yes. ConvertLab processes your files on secure servers located in France, over an encrypted connection. They are never shared with any third party and are deleted immediately after the conversion.

Is there quality loss when converting FLAC to AAC?+

AAC uses lossy compression. Final quality depends on the compression rate you choose.

What is the maximum file size?+

Since the conversion runs on our servers, the limit no longer depends on your device. Files up to 100 MB are accepted. With NoLimit, up to 1 GB per file (250 MB for video).

Need the reverse?Convert AAC to FLAC →