Opus Audio
A modern open codec that sounds excellent at very low bitrates.
- Type
- audio
- Best for
- voice and streaming
No account · no upload · no watermark
Convert OPUS to FLAC. Completely free.
Drop your OPUS and get an FLAC back, right here in this tab. Your own computer does the work, so nothing gets uploaded, and there's no paid version.
OPUS to FLAC converter
Free Lossless Audio Codec
Lossless audio that keeps every detail in about half the space of WAV.
- Type
- audio
- Best for
- archiving music without quality loss
What to expect
FLAC is lossless, so it won't lose any more quality, but it can't restore detail OPUS already threw away. The file will be larger.
How to convert OPUS to FLAC
- Drop your OPUS on this page, or choose it from your device.
- FLAC is already selected. Bitrate, trim and loudness are under More options.
- Press Convert and listen to the result before you download it.
Questions
Is this OPUS to FLAC converter really free?
Yes, completely. Every tool and every format is free, and there's no paid version, account, watermark or daily limit.
Do my files get uploaded?
No. Your browser does the work on your own device, so your files stay with you. Closing the tab clears them from memory.
Can I convert several files at once?
Yes. Drop as many as you like, and the results can be downloaded together as a ZIP.
Does it work on a phone?
Yes, in a current mobile browser. Large files are limited by how much memory your device can spare.
What should I know about OPUS to FLAC?
FLAC is lossless, so it won't lose any more quality, but it can't restore detail OPUS already threw away. The file will be larger.
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Ready to convert your OPUS?
- Completely free
- Nothing uploaded
- No account
- No watermark