Convert MP3 to WMA
MP3 is great for sharing music, podcasts and ringtones that play on every device, but WMA is the better choice for older Windows PCs and legacy media players. Convert MP3 to WMA in seconds, right in your browser.
- No upload — 100% private
- Fast, lossless when possible
- Free & unlimited
- Works on iPhone & Android
Keep this tab open — the conversion runs on your device, nothing is uploaded.
Add more files above to keep converting.
How to convert MP3 to WMA
- 1
Tap Choose files and select one or more MP3 files (or drag them in).
- 2
Check that WMA is selected. Use Advanced options for bitrate, channels or trimming.
- 3
Press Convert. Everything happens on your device — no upload, no waiting in a queue.
- 4
Your WMA downloads automatically. Converting several files? Grab them all as a ZIP.
MP3 vs WMA
Both formats are lossy, so the audio is re-encoded once. Pick High quality to keep it as close to the original as possible, or Small for the smallest file.
| MP3 | WMA | |
|---|---|---|
| Full name | MPEG-1 Audio Layer III | Windows Media Audio |
| Type | Audio | Audio |
| Compression | Lossy | Lossy |
| Developed by | Fraunhofer IIS | Microsoft |
| Introduced | 1993 | 1999 |
| Plays on iPhone | ✓ Yes | ✕ No |
| Plays on Android | ✓ Yes | ◐ Partly / with an app |
| Plays on Windows | ✓ Yes | ✓ Yes |
| Plays on Mac | ✓ Yes | ✕ No |
About MP3 and WMA
MP3: MP3 is the most widely supported audio format in the world. It uses lossy compression to make music and voice files small enough to share, while keeping quality good enough for everyday listening.
WMA: WMA is Microsoft's audio format, common on older Windows PCs, MP3 players and CD rips made with Windows Media Player.
Frequently asked questions
How do I convert MP3 to WMA on my phone?
Will converting MP3 to WMA reduce quality?
Is this MP3 to WMA converter free?
Are my files uploaded to a server?
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