Bulk WMA to OPUS Converter Online — Free HD Quality
Drag and drop your multiple WMA files into this 100% free online WMA to OPUS converter (.wma to .opus), and click the Convert button to bulk convert them to OPUS format in HD quality. Use the quality slider to fine-tune your OPUS output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original WMA files are removed from our servers right after. Also see:Mass AMR to WAV conversion.
Drop your WMA files here to convert to OPUS, or click to browse
Converts .wma to OPUS (.opus) in HD quality — bulk, free, no signup
Choose FilesWMA vs OPUS — File Format Comparison
See how WMA and OPUS compare across file extension, MIME type, compression, and feature support. Related:OPUS to ANDROID converter.
| Feature | WMA | OPUS |
|---|---|---|
| File Extension | .wma | .opus |
| MIME Type | audio/x-ms-wma | audio/opus |
| Compression Type | Lossy | Lossy |
| Metadata Support | Yes | Yes |
What Is WMA Format?
Windows Media Audio — Microsoft's proprietary lossy audio codec bundled with Windows Media Player, commonly found in legacy Windows media libraries and early-2000s digital music stores.
- Compression: Lossy
- Tags & Metadata: Supported
What Is OPUS Format?
Opus — the IETF standard for internet voice and music streaming; outperforms MP3, AAC, and Vorbis at every bitrate, and is the default codec for WebRTC, Discord, and Spotify Connect.
- Compression: Lossy
- Tags & Metadata: Supported