Step 1: Provide your WAV files using the button above or by toss and let go.
Step 2: Click the 'Convert' button to start the conversion.
Step 3: Fetch your converted FLAC files.
WAV to FLAC Conversion FAQ
How do I convert WAV audio to FLAC without losing quality?
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Upload the WAV file and the converter chooses the FLAC codec / bitrate combination that matches the source profile. Lossless FLAC (WAV / FLAC / ALAC) preserves every sample exactly; lossy FLAC (MP3 / AAC / OGG / Opus) defaults to 192 kbps which is transparent for almost all music content. WAV normally stores raw uncompressed PCM — every sample kept exactly, at whatever bit depth and sample rate was captured. FLAC uses linear prediction plus Rice coding to reach roughly 50-60% of the original size while decoding back to bit-identical PCM.
Is WAV to FLAC genuinely lossless?
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Yes. Both formats keep every sample, so decoding the FLAC returns a bit-identical copy of the audio inside the WAV. Nothing is quantised, nothing is discarded, and the conversion can be repeated indefinitely without accumulating artefacts. What changes is the file size and which software will open it.
Can I tag the FLAC with artist and album information?
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Yes, and it is a genuine gain over WAV, which has nowhere dependable to store any of it. FLAC carries title, artist, album, year, track number and embedded cover art in the container itself, so a music library files it correctly without a manual pass. FLAC gives you WAV fidelity at half the size, with proper metadata tags and embedded artwork, which is why it dominates lossless music libraries.
Will the FLAC play in my car or on older hardware?
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Often not. WAV is decoded by essentially everything, including car head units and elderly players; FLAC needs software that knows the codec, which standalone hardware frequently does not have. If the destination is a car stereo or a portable player, that is a strong argument for staying on WAV. FLAC is still several times larger than a good lossy file, and Apple’s ecosystem only added support recently and grudgingly.
Will a long WAV recording upload successfully?
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Free accounts cap at 100 MB per file, and WAV runs to roughly 10 MB per minute in stereo because nothing about it is compressed — every sample is stored at full width. Ten minutes is already at the limit. Premium lifts the cap considerably, and the format has its own 4 GB ceiling above that, which is why long sessions arrive split into numbered parts; upload them together and they are treated as one job. WAV is enormous — roughly 10 MB per stereo minute at CD quality — and the classic format has a 4 GB ceiling and no room for proper tags.
What bitrate does the FLAC file end up at?
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Default 192 kbps for lossy FLAC; pass-through for lossless FLAC. Override to 320 kbps if you want maximum lossy fidelity, 128 kbps for size-constrained podcast distribution, or 96 kbps for voice-only sources where the smaller file matters more than studio detail.
Will going from WAV to FLAC actually reduce my audio quality?
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If WAV is lossy (MP3, AAC) and FLAC is lossless (WAV, FLAC), the FLAC is no better than the WAV — you cannot recover information already discarded by the lossy WAV codec. If WAV is lossless and FLAC is lossy, expect the FLAC encoder to recompress; at 192 kbps the loss is imperceptible to most ears.
Does the WAV to FLAC converter keep ID3 / metadata tags?
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Yes — title, artist, album, year, track number, album art, BPM, replay-gain are read from the WAV container and written into the equivalent fields on the FLAC container. ID3v2 (MP3), Vorbis comments (OGG, FLAC), MP4 atoms (AAC, M4A), RIFF INFO (WAV), iXML chunks all map cleanly. FLAC is the Free Lossless Audio Codec, an open format from 2001 that compresses without discarding a single sample.
Can I batch-convert hundreds of WAV files into FLAC?
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Yes — drop a folder of WAV files in and we process them in parallel. Premium has more parallel workers and no per-file size cap, so a 500-file batch finishes in minutes rather than tens of minutes. Folder structure is preserved in the output ZIP.
Will the FLAC keep the same sample rate as the WAV?
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By default yes (a 48 kHz WAV produces 48 kHz FLAC, a 44.1 kHz WAV produces 44.1 kHz FLAC). For specific compatibility — e.g. downsampling 96 kHz studio masters to 44.1 kHz FLAC for CD burning, or upsampling 22 kHz voicemail to 44.1 kHz FLAC — the sample-rate dropdown applies high-quality SOX-style resampling.
Can I normalize loudness in the WAV to FLAC step?
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Yes — the loudness-normalize option applies ITU-R BS.1770 / EBU R128 normalization to the FLAC output, targeting -14 LUFS (streaming standard) or -16 LUFS (podcast standard) or a custom value. Useful when batch-converting tracks with varying mastering levels into a single FLAC playlist.
Will the FLAC play on my car stereo / iPod / Sonos / Bluetooth speaker?
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MP3 plays universally on every device made in the last 20 years. AAC plays on Apple, most Android, Sonos, and modern car stereos. FLAC plays on Sonos and recent Android, less well on older iPods. WAV plays on everything but the file is huge. The device-target dropdown picks a safe FLAC codec for the platform you specify.
