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FLAC

WAV to FLAC Converter

Convert WAV files to lossless, compressed FLAC audio — instantly and free.

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Maximum file size: 50 MB

Your file is processed securely and deleted automatically after conversion. Your data is protected under GDPR.

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Your WAV has been converted to FLAC.

Download FLAC
1Upload your WAV
2We convert to FLAC
3Download your FLAC

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How to convert WAV to FLAC

  1. Upload your WAV file (up to 50 MB).
  2. Click 'Convert WAV to FLAC' — takes 5-15 seconds.
  3. Download the FLAC file.

Quick fact about WAV

WAV to FLAC is a truly lossless conversion — FLAC is usually 50% smaller than WAV with zero quality loss. Perfect for archiving a WAV library without losing any audio data.

Why convert WAV to FLAC?

WAV is uncompressed — files are large. FLAC is also lossless, but with ~50% compression. Converting WAV to FLAC is a truly lossless operation — every audio sample is preserved exactly, but the file is half the size. This is the standard way to archive audio for long-term storage without any quality loss.

Technical details

Input format WAV (uncompressed PCM)
Output format FLAC (lossless compressed)
Compression ~50% (lossless)
Quality loss None (bit-perfect)
Sample rate Preserved exactly
Bit depth Preserved (16, 24, or 32-bit)
Channels Preserved (mono, stereo, multichannel)
Max file size 50 MB per file
File retention Auto-deleted after conversion

How the conversion works

The converter decodes the WAV (PCM) audio and re-encodes it as FLAC using lossless compression. Every sample is preserved exactly — the FLAC decompresses to byte-identical PCM. File size drops by ~50% with zero quality loss.

When to convert WAV to FLAC

  • Archiving WAV recordings without quality loss.
  • Reducing storage for a WAV-heavy library.
  • Preparing WAV files for long-term archival.
  • Converting production exports to compressed lossless.
  • Standardizing an audio library to FLAC.
  • Saving disk space while keeping lossless quality.
  • Converting Hi-Res WAV for portable playback (with FLAC support).

Quality considerations

WAV → FLAC is lossless — every sample is preserved exactly. The FLAC file decompresses to byte-identical PCM, so audio quality is literally identical to the original WAV. Only the storage format differs.

Limitations and caveats

  • Only ~50% size reduction (WAV is already uncompressed).
  • For more compression, use MP3 (lossy) or AAC.
  • Not all players support FLAC (though most modern ones do).
  • FLAC files are still larger than MP3.
  • For streaming, MP3 is more compatible.

Compatibility

  • Output FLAC plays on most modern devices and software.
  • Works with VLC, Foobar2000, iTunes (with plugin), phones (some).
  • Metadata (Vorbis comments) preserved.
  • Accepted by most audio software and platforms.
  • Standard FLAC — no special software needed for supported devices.

Tips for best results

  • WAV → FLAC is truly lossless — no quality loss at all.
  • FLAC files are ~50% smaller than WAV.
  • Hi-Res WAV (>48 kHz) is preserved exactly.
  • For portable playback, FLAC is more compatible than WAV on some devices.
  • For maximum compression, convert to MP3 (lossy).

Common problems and fixes

FLAC file is only 50% smaller
FLAC is lossless — it can't achieve the 90% reduction of MP3. For more compression, use MP3.
FLAC doesn't play on my old device
Some older devices only support MP3/WAV. For those, use WAV or convert to MP3.
Conversion takes longer than expected
Lossless compression requires more CPU than lossy. Expect 5-15 seconds per file.

Frequently asked questions

Is WAV to FLAC conversion free? +
Yes — completely free, no signup, no watermark.
Is the conversion lossless? +
Yes — bit-perfect. Every sample is preserved exactly. The FLAC decompresses to byte-identical PCM.
How much smaller will my file be? +
Typically 50% smaller. WAV is uncompressed, FLAC is lossless-compressed.
Will quality be preserved? +
Yes — literally identical. FLAC is lossless.
Is my file safe? +
Yes — files are auto-deleted after conversion.
Can I convert multiple WAV files at once? +
Currently one file at a time.
Is FLAC better than WAV? +
FLAC is lossless and ~50% smaller. WAV is uncompressed and more universally supported. Both preserve quality exactly.

Sources and references

Last reviewed: 2026-10-01