Convert OPUS to FLAC
Free, fast and secure — convert OPUS to FLAC right in your browser.
OPUS
FLAC
Move your OPUS into a lossless FLAC
Converting OPUS to FLAC lifts your file into a format that keeps every detail intact — ready for editing, archiving or high-quality output.
How to convert OPUS to FLAC
- 1 Drop your OPUS file into the converter above.
- 2 It is converted to FLAC automatically — no settings to fiddle with.
- 3 Download your new FLAC file instantly.
OPUS vs FLAC
| Feature | OPUS | FLAC |
|---|---|---|
| Compression | Lossy | Lossless |
| MIME type | audio/opus | audio/flac |
| Best for | Voice chat, podcasts and streaming where bandwidth efficiency is critical. | Archiving and high-fidelity music libraries where quality must be preserved. |
About the formats
OPUS
Opus audio
Opus is a state-of-the-art codec that delivers superb quality at very low bitrates. It powers most modern voice and streaming apps but is less common for stored files.
Strengths
- Best-in-class quality at low bitrates
- Excellent for voice and streaming
- Open and royalty-free
Limitations
- Limited support in older players
- Uncommon for downloads
- Few hardware decoders
Best for: Voice chat, podcasts and streaming where bandwidth efficiency is critical.
FLAC
FLAC audio
FLAC is a lossless format that compresses audio with no quality loss — typically to about half the size of WAV. It is the audiophile choice for archiving music.
Strengths
- Lossless, full quality
- Smaller than WAV
- Rich metadata and tagging
Limitations
- Larger than lossy formats
- Not supported by every player
- Overkill for casual listening
Best for: Archiving and high-fidelity music libraries where quality must be preserved.
Frequently asked questions
Upload your OPUS file above and it is converted to FLAC automatically. When it is ready, download your new FLAC audio — the whole thing takes just a few seconds in your browser.
Converting OPUS to FLAC lifts your file into a format that keeps every detail intact — ready for editing, archiving or high-quality output.
FLAC is a lossless format, so your converted file keeps its full quality with no degradation.
Yes. The converter is free to use, with no watermark and no sign-up required.
Your files are processed securely and are never shared with anyone.