Convert MP3 to WMA

Turn MP3 files into WMA in seconds — free, secure, and no signup required.

Free tier: 5 conversions/day, files up to 50 MB, ad-supported. Need more? See Pro plans →
  • 256-bit SSL encryptionYour files are protected end-to-end
  • Lightning-fast conversionsProcess files in seconds, not minutes
  • All major audio formatsMP3, WAV, AAC, FLAC & more
  • No registration requiredStart instantly — 5 free conversions a day
  • Files auto-deleted in 1 hourGDPR-friendly: we never keep your files
File Conversion Illustration

Select or drop a file here

Max file size 50 MB. Sign up for more

Select several files to convert them in one go.

Converting MP3 to WMA turns universal MP3 audio into Microsoft's Windows Media format for legacy devices and Windows-only software that expect it. Almost nothing built in the last decade requires WMA, so this conversion serves a handful of very specific legacy situations.

Convert MP3 to WMA – Free Online MP3 to WMA Converter

Why convert MP3 to WMA?

  • Feed Windows-only pipelines such as Windows Media Encoder jobs, digital signage boxes, and kiosk software built on Windows CE.
  • Load music onto 2000s-era portable players like the Creative Zen or Microsoft Zune, whose firmware favors WMA.
  • Match an existing corporate archive that was standardized on Windows Media Player and WMA years ago.

Tip: Skip this conversion unless a legacy Windows device is the final destination — WMA plays on far less hardware than MP3, and stacking two lossy codecs trims a little quality for no benefit.

How to convert MP3 to WMA

  1. Upload your MP3 file using the area above.
  2. WMA is preselected as the target format.
  3. Click Start and wait for the conversion to finish.
  4. Download your converted WMA file.

MP3 to WMA — Frequently Asked Questions