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Convert AIFF to FLAC

Apple's uncompressed studio format packed losslessly to about half the size, with tags that actually work.

Runs in your browser. Your file never leaves your computer.

Drop files hereor click to choose, or paste

AIFF is the Mac side of the uncompressed-audio coin, common in Logic sessions, old sample libraries and mastering deliveries. Like WAV it burns disk space for simplicity. FLAC stores the very same samples losslessly at roughly half the size and, unlike AIFF, has tagging every player understands. Converting here is a pure repack: your browser reads the AIFF, verifies nothing is lost, and writes a FLAC you can archive with confidence.

KEPTEvery audio sampleSample rate and bit depthChannel layoutDROPPEDEmpty space on your diskAIFF-only metadata chunks
The audio survives untouched; only the inefficient packaging goes.

Questions

Is FLAC safe for archiving masters?

Yes. It is lossless and self-checking: each frame carries a checksum, so corruption is detectable. Many archives use FLAC precisely for this.

Will my DAW open FLAC?

Most modern ones do. If yours refuses, the FLAC unpacks back to AIFF or WAV at any time with nothing lost.

What happens to the metadata in the AIFF?

Standard fields carry over where possible. Obscure AIFF-specific chunks do not; the audio is unaffected either way.

Does the session leave my machine?

No. The conversion is local to your browser.

All audio conversions

Part of convert audio files in your browser. Every other conversion is on the conversions index.