OPUS to WMA Converter
Convert OPUS files to WMA in seconds, right in your browser. Drop in one file or a whole folder, pick your quality settings and download - nothing is uploaded to a server.
Drop OPUS files here
MP3, WAV, FLAC, M4A, OGG, OPUS, AAC, AIFF, WMA, AMR, MP4, MOV & more · Processed on your device - nothing is uploaded
How to convert OPUS to WMA
- Click "Choose files" or drag your OPUS files onto the page.
- Make sure "WMA" is selected as the output format (192 kbps is a good default).
- Optionally click Edit to trim, adjust volume or add effects.
- Click Convert, then Download your WMA files.
Why convert OPUS to WMA?
WMA may be better supported by your device or app. To keep quality, choose a bitrate equal to or higher than the original OPUS.
WMA is best for older Windows Media Player setups and legacy hardware. Windows, Windows Media Player, some car stereos. Poor support on Apple and browsers.
Will I lose quality?
Converting between two lossy formats re-encodes the audio, which can add a small amount of loss. Use a bitrate at least as high as the original (192 kbps or more) to keep it transparent.
OPUS vs WMA
| OPUS | WMA | |
|---|---|---|
| Full name | Opus Interactive Audio Codec | Windows Media Audio |
| Type | lossy | lossy |
| Best for | voice notes, WhatsApp/Discord audio, podcasts and streaming at small sizes | older Windows Media Player setups and legacy hardware |
| Typical size | ~0.9 MB at 128 kbps per minute | ~1.4 MB at 192 kbps per minute |
| Compatibility | All modern browsers, Android, iOS 17+, WhatsApp, Discord, Telegram and VLC. | Windows, Windows Media Player, some car stereos. Poor support on Apple and browsers. |
| Developed by | IETF / Xiph.Org (2012) | Microsoft (1999) |
OPUS to WMA: questions
How do I convert OPUS to WMA?
Open this page, add your OPUS file, make sure WMA is selected as the output format and click Convert. Your WMA file is ready to download in seconds.
Will converting OPUS to WMA lose quality?
Converting between two lossy formats re-encodes the audio, which can add a small amount of loss. Use a bitrate at least as high as the original (192 kbps or more) to keep it transparent.
Is this OPUS to WMA converter free and safe?
Yes. It's free with no watermark or sign-up. Files are processed locally in your browser, so your audio is never uploaded or stored on our servers.
Can I convert many OPUS files to WMA at once?
Yes - add up to 5 files at a time on the free plan (unlimited with Pro), convert them all with one click and download them as a ZIP.
What is the difference between OPUS and WMA?
OPUS (Opus Interactive Audio Codec) is a compressed (lossy) format, the most efficient modern lossy codec. Opus delivers excellent quality at very low bitrates for both speech and music. WMA (Windows Media Audio) is a compressed (lossy) format: microsoft's legacy lossy format, still used by older Windows software and devices.
Does it work on Mac, Windows, iPhone and Android?
Yes. The OPUS to WMA converter runs in any modern browser - Chrome, Safari, Edge or Firefox - on desktop and mobile. No software to install.