Your files stay on your device

AAC to OPUS

Turn AAC audio into Opus, right in your browser.

Files

Drop your AAC files here

or click to browse from your device

Supports: AAC

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.