How to Convert FLAC to AIFF
- Click the drop zone above or drag and drop your FLAC file(s) into it.
- Make sure AIFF is selected as the output format.
- Choose your preferred sample rate (44.1 kHz recommended for most uses).
- Click "Convert All" and wait for the conversion to complete.
- Download your converted AIFF file(s) individually.
What is FLAC?
Free Lossless Audio Codec (FLAC) — A lossless compression format that reduces file size without any quality loss. Perfect for archiving music and high-fidelity audio playback.
- Format type: Lossless (compressed)
- File extension: .flac
What is AIFF?
Audio Interchange File Format (AIFF) — An uncompressed audio format developed by Apple. Similar to WAV in quality, commonly used in professional audio on macOS.
- Format type: Lossless (uncompressed)
- File extension: .aiff
Why Convert FLAC to AIFF?
Both FLAC and AIFF are lossless formats, so converting between them preserves full audio quality. This conversion is useful for compatibility reasons — AIFF may be better supported by your software, devices, or workflow.
FLAC vs AIFF — Key Differences
| Feature | FLAC | AIFF |
|---|---|---|
| Full name | Free Lossless Audio Codec | Audio Interchange File Format |
| Compression | Lossless (compressed) | Lossless (uncompressed) |
| File extension | .flac | .aiff |
Frequently Asked Questions
Is this converter free?
Yes, completely free. There are no limits on the number of conversions, no file size restrictions, and no account required.
Is my audio data safe?
Absolutely. Your files never leave your device. All conversion happens locally in your browser using the Web Audio API — no data is uploaded to any server.
What browsers are supported?
This converter works in all modern browsers including Chrome, Firefox, Safari, and Edge. Some output formats (OGG, WebM, AAC) depend on your browser's MediaRecorder support.
Can I convert multiple files at once?
Yes. You can drop or select multiple FLAC files and they will all be converted to AIFF in sequence.