AIFF .aiff
A high-quality audio format commonly used in professional audio workflows.
AIFF file format guideAIFF to FLAC converter
Convert AIFF (.aiff) to FLAC for free. Choose files, review the available settings and download your results. No account needed.
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FLAC .flac
Lossless compressed audio that preserves the original decoded audio samples.
FLAC file format guideHow to convert AIFF to FLAC
- Select AIFF files from your device or drag them into the converter.
- Check the FLAC output. Open conversion settings if you want to make adjustments.
- Convert, compare the original and result, then download your files.
Quality, compatibility and file limits
Choose the sample rate, trim range, and mono or stereo output. Compressed audio formats can discard detail; converting to a lossless format cannot restore sound already lost. Container support depends on the codec inside the file.
Processing uses your device when possible and our servers when required. Browser files are limited to 256 MB each; server conversions to 64 MB; browser spreadsheets to 32 MB. Previews show supported content and do not guarantee identical rendering in every application.