- Home
- Audio converter
- WMA to OPUS
Convert WMA to OPUS
WMA is no longer developed, and phones, Macs and cars often cannot play it. Opus gives the best quality at low bitrates and is very efficient for speech.
- Free
- No sign-up
- Batch conversion
Why convert WMA to OPUS?
To convert WMA files to OPUS, drop them on the counter above.
Most files convert in seconds: no queue, no email address, and the OPUS result saves straight to your computer or phone.
How to convert WMA to OPUS
-
Add your WMA files
Drag your WMA files onto the counter or pick them with Choose files. You can add several at once.
-
Check the settings
The defaults suit most cases. Change quality, size or other options if you like; after a change, one click converts again.
-
Conversion starts by itself
Each file is converted to OPUS and its row is stamped CONVERTED.
-
Download your OPUS file
Get the file with Download. With several files you can download them all as one ZIP.
WMA vs OPUS
| Property | WMA | OPUS |
|---|---|---|
| Full name | Windows Media Audio | Opus Interactive Audio Codec |
| Type | Audio | Audio |
| Compression | Lossy | Lossy |
| Created by | Microsoft | IETF (RFC 6716) |
| Year | 1999 | 2012 |
| Extensions | .wma | .opus |
| MIME | audio/x-ms-wma | audio/opus |
About the formats
WMA
Windows Media Audio
WMA is the audio format Microsoft built for Windows Media Player. It shows up often in old music libraries and songs ripped from CDs.
OPUS
Opus Interactive Audio Codec
Opus is an open audio codec for speech and music with very low latency. WhatsApp voice notes are saved as .opus files.
Frequently asked questions
Is converting WMA to OPUS free?
Yes, completely free. No account, no daily limit, no watermark and no queue.
Does it work on a phone?
Yes. It works on iPhone, iPad and Android, with no app to install.
Is there a file size limit?
There is no size limit set by us. Files of hundreds of MB convert too; very large files take longer and are handled more comfortably on a computer than on a phone.
Other conversions
| Family | Give | → | Get | What you gain |
|---|---|---|---|---|
| WMA | MP3 | plays on every device | ||
| WMA | WAV | lossless, ready to edit · larger file | ||
| WMA | M4A | better than MP3 at the same size | ||
| WMA | AAC | broadcast-grade audio | ||
| WMA | OGG | open and royalty-free | ||
| WMA | FLAC | lossless at half size · larger file | ||
| MP3 | OPUS | most efficient for speech · MP3 recording | ||
| WAV | OPUS | most efficient for speech · studio recording | ||
| M4A | OPUS | most efficient for speech · iPhone voice memo | ||
| AAC | OPUS | most efficient for speech · raw AAC stream | ||
| OGG | OPUS | most efficient for speech · Telegram voice message | ||
| FLAC | OPUS | most efficient for speech · lossless archive |