Convert WAV to Opus Online
Need to convert WAV to Opus right now? Drop your file and get results in seconds. Everything runs in your browser. Your audio never leaves your device.
Drop your WAV file here or click to browse
WAV (.wav) · Max 20 MB
AudioUtils converts WAV to Opus using WebAssembly. The entire process happens locally. No upload, no server, no waiting in a queue.
Open any browser. Pick your file. Click convert. The Opus file downloads instantly. Works on any device with a modern browser.
WAV is lossless. Converting to Opus reduces file size at the cost of some audio data. Use a high bitrate to minimize loss. Free tier handles input files up to 20MB with a 10-second preview output. Upgrade to Pro for unlimited, full-length conversions up to 500MB.
Frequently Asked Questions
How small can Opus compress a WAV file?
Extremely small. A 50MB WAV file compresses to about 2-3MB as Opus at 128kbps with excellent quality. At 64kbps (great for speech), it's even smaller.
Is Opus better than MP3 for web audio?
Yes. All modern browsers support Opus, and it delivers better quality at lower bitrates than MP3. For new web projects, Opus is the recommended choice.
Can I use Opus files in video projects?
Yes. Opus is commonly used as the audio codec in WebM video containers and is supported in MKV as well. Most modern video tools accept it.
About WAV
Uncompressed audio format. Perfect quality with no data loss. Standard for music production and professional audio work.
About Opus
Modern open-source codec. Best quality-per-bit of any lossy format. Used by Discord, WebRTC, and modern browsers.