Bulk WAV to FLAC Converter Online — Free HD Quality
Drag and drop your multiple WAV files into this free online WAV to FLAC converter (.wav 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 WAV files are removed from our servers right after.
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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
WAV vs FLAC — File Format Comparison
| Feature | WAV | FLAC |
|---|---|---|
| File Extension | .wav | .flac |
| MIME Type | audio/wav | audio/flac |
| Compression Type | Lossless | Lossless |
| Metadata Support | Yes | Yes |
What Is WAV Format?
Waveform Audio File Format — Microsoft and IBM's uncompressed PCM audio standard delivering bit-perfect quality for professional recording, mixing, and archival use.
- 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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