Bulk M4A to WMA Converter Online — Free HD Quality
Drag and drop your multiple M4A files into this 100% free online M4A to WMA converter (.m4a to .wma), and click the Convert button to bulk convert them to WMA format in HD quality. Use the quality slider to fine-tune your WMA output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original M4A files are removed from our servers right after. Also see:Free WAV to OGG - no account needed.
Drop your M4A files here to convert to WMA, or click to browse
Converts .m4a to WMA (.wma) in HD quality — bulk, free, no signup
Choose FilesM4A vs WMA — File Format Comparison
See how M4A and WMA compare across file extension, MIME type, compression, and feature support. Related:Batch M4A to AMR converter.
| Feature | M4A | WMA |
|---|---|---|
| File Extension | .m4a | .wma |
| MIME Type | audio/mp4 | audio/x-ms-wma |
| Compression Type | Lossy | Lossy |
| Metadata Support | Yes | Yes |
What Is M4A Format?
MPEG-4 Audio — AAC audio in an MP4 container, the standard format for Apple Music, iTunes purchases, and iPhone voice memos, offering better quality than MP3 at equivalent bitrates. See also:Batch MP2 to WAV converter.
- Compression: Lossy
- Tags & Metadata: Supported
What Is WMA Format?
Windows Media Audio — Microsoft's proprietary lossy audio codec bundled with Windows Media Player, commonly found in legacy Windows media libraries and early-2000s digital music stores. You might also need:Change APE to M4R.
- Compression: Lossy
- Tags & Metadata: Supported