Convert to FLAC

Convert compatible files to FLAC directly in your browser.

  • No uploads Files stay on your device
  • Batch processing Handle multiple files at once
  • 100% private No sign-up, no tracking

Drop files or folders here

You can also drag files into this area

Supported input formats

  • AAC
  • AIF
  • AIFF
  • APE
  • AU
  • DSF
  • FLAC
  • M4A
  • MP3
  • OGA
  • OGG
  • OPUS
  • +3 more

We support 15 formats. All conversion happens in your browser.

View all formats →

How to convert to FLAC

  1. Add your files (e.g. AAC, AIF, AIFF)
  2. Adjust output settings (optional)
  3. Click \"Convert\"
  4. Download your converted files

About FLAC

FLAC compresses audio losslessly to half its size, with every sample preserved bit-for-bit, open and playable on everything made this century. Learn when to use it and what to choose instead.

Learn more about FLAC →