Your files stay on your device
MP3 to OPUS
Turn MP3 audio into Opus, right in your browser.
Drop your MP3 files here
or click to browse from your device
Supports: MP3
Saved as Opus right in your browser. Files that already hold Opus sound copy over unchanged; others are re-saved, so pick the quality below.
Paste, drop, or type to begin. Everything stays on this device.