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Audio

WAV to FLAC Converter

Free, private, and instant — your files never leave your device.

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FLAC compresses WAV files using lossless compression — no audio data is lost, but file sizes drop by 40–60%. Converting a large WAV library to FLAC is one of the most effective ways to reclaim disk space without sacrificing a single sample.

When you’d want this conversion

  • Archiving a large WAV recording library to save storage without losing quality.
  • Moving studio masters into a format with richer metadata support.
  • Distributing lossless audio to collaborators or fans in a more web-friendly size.
  • Uploading to services like Bandcamp, Qobuz, or Plex that prefer FLAC for lossless audio.

What to watch for

FLAC isn't universally supported — some older software and hardware players require WAV. Confirm your target playback environment accepts FLAC before migrating your entire library.
From.wav

WAV

Waveform Audio File Format

  • Lossless
  • Size: very large (30–50 MB / song)
  • Best for: studio recording, DAW editing, audio production
To.flac

FLAC

Free Lossless Audio Codec

  • Lossless
  • Size: medium (15–25 MB / song)
  • Best for: archival, audiophile listening, music libraries

More WAV Conversions

WAV to MP3 Converter WAV to AAC Converter WAV to OGG Converter

Convert Other Formats to FLAC

MP3 to FLAC Converter M4A to FLAC Converter

Related Tools

Convert FLAC to WAV Audio Converter All Conversions

How to Use

  1. 1

    Drop your audio file onto the converter above, or click to browse.

  2. 2

    Select your target format from the format buttons.

  3. 3

    Click Convert — processing happens entirely in your browser.

  4. 4

    Preview the result with the built-in audio player, then download.

Frequently Asked Questions

Is WAV to FLAC truly lossless?

Yes. FLAC losslessly compresses the PCM data in WAV — mathematically identical samples are stored, just in a compressed form. Decoding FLAC gives you bit-for-bit identical audio to the original WAV.

How much smaller will the FLAC be?

Typical compression ratios are 40–60% — a 50 MB WAV becomes roughly 20–30 MB as FLAC. The exact ratio depends on the audio content; highly dynamic or complex audio compresses less than speech or silence.

Does FLAC support the same metadata as WAV?

FLAC uses Vorbis Comments for metadata, which is more flexible than WAV's limited metadata support. You can store artist, album, year, track number, genre, and custom fields in a FLAC file.

Convert any audio format

Drop any audio file into the converter — MP3, WAV, M4A, AAC, OGG, FLAC, or Opus.

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