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Bulk ALAC to FLAC Converter Online — Free HD Quality

Drag and drop your multiple ALAC files into this free online ALAC to FLAC converter (.alac to .flac), and click the Convert button to bulk convert them to FLAC format in HD quality. Use the quality slider to fine-tune your FLAC output, then download your converted files one by one or as a single ZIP — your original ALAC files are removed from our servers right after.

To:
85%

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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more

Max 100MB per file

ALAC vs FLAC — File Format Comparison

Feature ALAC FLAC
File Extension .alac .flac
MIME Type audio/mp4 audio/flac
Compression Type Lossless Lossless
Metadata Support Yes Yes

What Is ALAC Format?

Apple Lossless Audio Codec — Apple's open-source lossless compression stored in an MP4 container, offering bit-perfect quality with 40–60% smaller files than AIFF; the native lossless format for Apple Music and iTunes.

  • Compression: Lossless
  • Tags & Metadata: Supported

What Is FLAC Format?

Free Lossless Audio Codec — open-source lossless compression that reduces file size by 40–60% versus WAV with zero quality loss, perfect for audiophile archiving.

  • Compression: Lossless
  • Tags & Metadata: Supported

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