AudioUtils

AIFF to FLAC on iPhone

Convert AIFF to FLAC on your iPhone. No app to download. Open your browser, drop your file, and convert. Done in seconds.

AIFFFLAC

Drop your AIFF file here or click to browse

AIFF (.aiff) · Max 20 MB

Open AudioUtils in Safari on iOS. The converter works on iPhone 8 and newer. No App Store download needed. AudioUtils uses WebAssembly to run the conversion engine locally. Your audio stays on your device.

On iPhone, converted files save to your Files app. Tap the download link and choose where to save.

Both AIFF and FLAC are lossless. This conversion preserves every sample. No quality is lost. The output is identical regardless of which device or browser you use.

Frequently Asked Questions

Is there any quality loss converting AIFF to FLAC?

None at all. Both AIFF and FLAC are lossless. FLAC just stores the same audio data more efficiently through lossless compression. It's a bit-for-bit perfect conversion.

How much smaller are FLAC files than AIFF?

About 40-60% smaller. A 100MB AIFF file typically becomes 40-60MB as FLAC with absolutely no quality loss. The savings add up for large music libraries.

Can I convert back to AIFF if needed?

Yes, perfectly. Since both formats are lossless, you can convert back and forth without any quality degradation. The audio is identical in both formats.

About AIFF

Apple's uncompressed format. Similar to WAV but with better metadata support. Used in professional Mac audio workflows.

About FLAC

Lossless compression. Perfect quality at roughly half the size of WAV. The choice for audiophiles and archiving.