1. Upload MP3
Choose an MP3 audio file from your device, up to 50 MB.
Free audio conversion tool
MP3 to WMA Converter
Convert MP3 audio to Windows Media Audio (WMA) online. Choose a bitrate, upload your MP3, then download the converted WMA file.
How to Convert MP3 to WMA
2. Select Bitrate
Choose a 96, 128, or 192 kbps WMA audio output.
3. Download WMA
After FFmpeg converts the audio, download your WMA file.
MP3 vs WMA: What's Different?
MP3 is widely supported across modern devices. WMA is a Windows Media Audio format useful for particular Windows software and older compatible hardware. Converting between MP3 and WMA involves lossy re-encoding, so it does not restore missing audio detail or improve the original MP3 quality.
This converter creates Windows Media Audio v2 (WMA v2) at your selected bitrate, packaged in a standard ASF/WMA file. Consider keeping the original MP3 as a backup.
Frequently Asked Questions
Is this MP3 to WMA converter free?
Yes, there is no account or payment required to use this tool.
Does MP3 to WMA improve audio quality?
No. MP3 and WMA v2 are both lossy formats. Converting a file cannot recover information removed from the source MP3.
What bitrate should I select?
128 kbps is a common balance. Choose 96 kbps for smaller files, or 192 kbps if your target device supports it.
Is my audio processed in the browser?
No. Your MP3 is uploaded temporarily to the hosting server, where FFmpeg converts it.
Why does the converter say FFmpeg is unavailable?
The hosting server needs an FFmpeg binary with the wmav2 encoder and PHP exec enabled. Ask your hosting provider to enable these features.