Convertio.com

WAV to FLAC Converter

Lossless audio compression — same quality, 50% smaller files. Free, no signup.

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Tap to choose your WAV file

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Also supports FLAC, AIFF, M4A, MP3, OGG, OPUS, APE, WV • Max 100 MB

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How to Convert WAV to FLAC

1

Upload

Drag and drop your WAV file into the converter above, or click Choose WAV File to browse your device.

2

Convert

Click Convert to FLAC. Our server compresses your file losslessly in seconds — zero quality loss.

3

Download

Click Download FLAC to save the compressed file. That's it — no registration, no email required.

What is WAV?

WAV (Waveform Audio File Format) is an uncompressed audio format developed by Microsoft and IBM in 1991. WAV files store raw PCM (Pulse Code Modulation) audio data without any compression, which preserves perfect audio quality but results in very large file sizes.

A typical 3-minute stereo track at CD quality (16-bit, 44.1 kHz) takes about 30 MB as WAV. WAV is the standard working format in recording studios, DAWs, and professional audio production because it introduces zero processing overhead.

What is FLAC?

FLAC (Free Lossless Audio Codec) is an open-source lossless compression format. It compresses audio data without losing a single bit of information — the decoded audio is identical to the original, byte for byte.

FLAC typically reduces file sizes by 40–60% compared to WAV while maintaining bit-perfect quality. It also supports rich metadata including cover art, album tags, and cue sheets. FLAC is the preferred archival format for audiophiles and music libraries worldwide.

WAV vs FLAC: Quick Comparison

FeatureWAVFLAC
Audio qualityLossless (uncompressed)Lossless (compressed)
File size (3 min CD)~30 MB~15 MB (50% smaller)
Compression typeNone (raw PCM)Lossless compression
Metadata supportLimited (basic INFO tags)Full (Vorbis Comments, cover art, cue sheets)
DAW compatibilityUniversalMost modern DAWs (Ableton, Logic, Reaper)
Streaming supportRareTidal, Deezer, Amazon Music HD
Device supportUniversal (all devices)Most devices (not older iPods)
Best forRecording, DAW editingArchiving, music library, distribution

Why Convert WAV to FLAC?

Save 50% storage space

A 1,000-song music library in WAV takes roughly 300 GB. The same library in FLAC takes about 150 GB — with zero audio quality loss. For large collections, this savings is massive.

Full metadata and tagging

WAV has limited metadata support. FLAC supports Vorbis Comments for artist, album, genre, year, track number, cover art, lyrics, and more — everything a music library needs for proper organization.

Perfect for archiving

FLAC is the gold standard for music archiving. It preserves every bit of the original audio while being open-source and royalty-free. Unlike proprietary formats, FLAC will remain playable forever.

Streaming and sharing

FLAC's smaller size makes it practical for sharing lossless audio online. Services like Tidal, Deezer HiFi, and Amazon Music HD all use FLAC for their lossless streaming tiers.

Frequently Asked Questions

No. FLAC is a lossless compression format. Converting WAV to FLAC produces a bit-for-bit identical audio signal when decoded. The audio data is perfectly preserved — only the file size is reduced, typically by 40–60%. You can convert FLAC back to WAV and get the exact same file.
Both store lossless audio with identical quality. WAV stores raw, uncompressed PCM data — simple but large. FLAC applies lossless compression, reducing file size by about 50% while preserving every bit of audio. FLAC also supports rich metadata (cover art, tags), while WAV has minimal tagging capability.
If preserving audio quality is important, choose FLAC over MP3. MP3 is a lossy codec that permanently discards audio data to achieve small file sizes. FLAC compresses losslessly — the file is smaller than WAV (about 50% reduction) while keeping the audio bit-for-bit identical. Choose MP3 only when you need the smallest possible file size and can accept some quality loss.
Yes. Since FLAC is lossless, converting FLAC back to WAV produces a file that is bit-for-bit identical to the original WAV. You can convert back and forth between WAV and FLAC as many times as needed with zero quality loss. FLAC is like a ZIP file for audio — it compresses and decompresses perfectly.
Yes, Convertio.com's WAV to FLAC converter is completely free. No registration, no software to install, and no watermarks. Upload your WAV file and download the converted FLAC instantly.

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