Browser edition: files stay on your device. Up to 100 MB total and 10 minutes. First use downloads a 32 MB engine. Some formats depend on codec support. Public-link downloading is not ready on this free deployment.
Convert WAV to FLAC
Convert WAV to FLAC online for free. Real conversion, batch support, no sign-up.
How to convert WAV to FLAC
- Add your fileDrop it on the page, choose it from your device, or paste it with Ctrl+V.
- ConvertAdjust settings if you like, then press the button. You'll see live progress.
- Browser processing uses original files on your device. Public-link downloading is unavailable.
What happens to your file
WAV files are common for audio editing, recording, sound effects, mastering, but not every app or device opens them. FLAC is ideal for archiving CDs, hi-fi listening, music collections. Spool converts WAV to FLAC with FFmpeg — real decoding and encoding, not a renamed file extension.
Lossless both ways. WAV and FLAC both preserve every sample, so the conversion is bit-perfect.
Settings
- Sample rate — Original, 48 kHz, 44.1 kHz, 22 kHz
- Channels — Original, Mono
WAV vs FLAC
| WAV | FLAC | |
|---|---|---|
| Full name | Waveform Audio File Format | Free Lossless Audio Codec |
| Created by | Microsoft & IBM, 1991 | Xiph.Org Foundation, 2001 |
| Type | Lossless audio | Lossless audio |
| Typical contents | uncompressed PCM | FLAC (lossless) |
| Best for | audio editing, recording, sound effects, mastering | archiving CDs, hi-fi listening, music collections |
| Strength | Lossless and uncompressed — no quality loss | Bit-perfect, lossless quality |
| Weakness | Very large: about 10 MB per minute of stereo audio | Several times larger than MP3 |
About WAV
- Type
- Waveform Audio File Format
- Contains
- uncompressed PCM
- Use
- audio editing, recording, sound effects, mastering
About FLAC
- Type
- Free Lossless Audio Codec
- Contains
- FLAC (lossless)
- Use
- archiving CDs, hi-fi listening, music collections
FAQ
What bitrate should I choose for FLAC?
FLAC is lossless, so there is no bitrate to choose — you can only change the sample rate or switch to mono.
Can I convert several WAV files at once?
Yes. Drop up to 10 files at a time — each one is converted in parallel and you can download them individually or all at once.
Is there a file size limit?
Convert and edit files on your device. The browser edition accepts up to 100 MB total, media up to 10 minutes and video up to 4K. Codec availability and device memory can limit individual jobs.
Is this WAV to FLAC converter free and safe?
Yes. There are no pop-ups, redirects or fake download buttons, and no software to install. Files are transferred over HTTPS, processed in isolated job folders and deleted automatically.