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WAV to FLAC Converter

Convert WAV recordings to FLAC for lossless audio at roughly half the size.

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Max file size 50MB. Sign up for more.

WAV to FLAC: lossless compression of studio audio

FLAC applies linear prediction and Rice coding to compress PCM audio samples without any data loss. The encoder analyzes sample patterns within frames, predicts each sample from its neighbors, and encodes only the prediction residuals using variable-length Rice codes. Compression ratios of 50-60% are typical for music, meaning a 50 MB WAV becomes 20-25 MB as FLAC. The decoded FLAC output is guaranteed bit-for-bit identical to the original WAV.

Convert WAV to FLAC for archival storage of music and audio recordings where quality preservation is essential. FLAC cuts storage requirements in half while guaranteeing zero quality loss. It's the standard format for audiophile libraries, studio masters, and lossless music distribution.

WAV vs FLAC: Side-by-side

Technical comparison of the two formats — useful for deciding which to use, or for confirming what changes during conversion.

Property WAV FLAC
Full name Waveform Audio File Format Free Lossless Audio Codec
Year introduced 1991 2001
Developer / standard body IBM / Microsoft Xiph.Org
MIME type audio/wav audio/flac
File extension .wav .flac
Compression Uncompressed PCM (typically) Lossless
Color / data depth N/A (audio) N/A (audio)
Max dimensions / size 4 GB file size limit (RIFF) 8 channels × 32-bit × 192 kHz
Transparency No No
Animation No No
Standard / specification Microsoft RIFF Xiph.Org FLAC
Best for Studio recording, raw audio, professional editing Audiophile listening, lossless music archives
Read the full WAV vs FLAC comparison

WAV to FLAC FAQ

Quick answers about compatibility, quality, metadata handling, and the most common reasons to convert WAV files to FLAC.

How do I convert WAV to FLAC?
Upload your WAV audio to iFormat and click Convert. The track is decoded and re-encoded to FLAC with metadata preserved. It's free, needs no account, and supports batch conversion of albums or playlists.

How to convert WAV to FLAC without losing sound quality
FLAC is a lossless compressed audio format. Converting to a lossless target (WAV, FLAC, AIFF) preserves every detail of the original. Converting between lossy formats involves a small, usually inaudible re-encoding step. For the best result, always start from the highest-quality source file you have.

Can I convert multiple WAV files to FLAC at once?
Yes — upload an entire album or playlist of WAV files and iFormat batch-converts them all to FLAC. Metadata (title, artist, album, cover art) carries over for each track, so your library stays organised after conversion.

Why convert WAV to FLAC instead of keeping WAV?
WAV is an uncompressed lossless audio format used for editing and mastering at full quality. FLAC is better for archiving music at full quality with smaller size than WAV. Convert when the destination device, app, or platform handles FLAC more reliably than WAV.

Does WAV to FLAC conversion keep track info like artist and album?
Yes — ID3 metadata such as title, artist, album, and cover art carries over automatically wherever the FLAC format supports it, so your library stays organised after conversion.

What is WAV?
WAV is an uncompressed lossless audio format, typically used for editing and mastering at full quality. Converting it to FLAC makes the file easier to open, share, or upload where WAV is not supported.

Is WAV or FLAC better for archival?
FLAC is better. Both are lossless with identical audio quality, but FLAC files are 50–70% smaller than WAV. FLAC also stores metadata (artist, album, track) natively, which WAV handles poorly. The only advantage of WAV is marginally wider compatibility with very old hardware.

Is the WAV-to-FLAC conversion truly lossless?
Yes — bit-for-bit identical. Converting FLAC back to WAV produces a file byte-identical to the original WAV. No audio information is lost or altered; FLAC just stores the same data more efficiently.
Need the reverse conversion?
Convert FLAC back to WAV with our companion tool.
FLAC to WAV converter

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