Convert FLAC to WAV Online

Free, private and instant. Drop a FLAC file below and download it as WAVuncompressed studio quality, ideal for editing and mastering.No upload · No signup · No watermark.

12notez Audio

Professional Batch Editor & Trimmer

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Upload multiple audio files to batch convert & edit

Supports MP3, WAV, FLAC, M4A, OGG

Why convert FLAC to WAV?

FLAC is lossless compression — CD-perfect quality at roughly half the size of WAV. Converting it to WAV gives you a lossless, edit-ready file — uncompressed studio quality, ideal for editing and mastering.

This converter runs the same FFmpeg engine desktop tools use, compiled to WebAssembly and executed entirely in your browser. Your FLACnever touches a server — which is why it's private, works on slow connections, and has no queue. You can also trim, fade, merge and batch-convert in the same step.

Frequently Asked Questions

How do I convert FLAC to WAV for free?

Drop your FLAC file into the tool above (or click to browse), then hit Export. The output is already set to WAV. It converts instantly in your browser and downloads — no signup, no watermark.

Is my FLAC file uploaded to a server?

No. The conversion runs entirely in your browser using WebAssembly (FFmpeg). Your FLAC file never leaves your device, which is why it works offline and stays private.

Will converting FLAC to WAV lose quality?

Converting to WAV is lossless, so no quality is lost in the container change. Note that if the source FLAC was already lossy, WAV preserves that quality but can't add back detail the original never had.

Can I trim or fade the audio while converting FLAC to WAV?

Yes — drag the waveform handles to trim, add fade-in/out, adjust volume or bitrate, then export. You can also drop several FLAC files to batch-convert or merge them into one WAV file.

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