Bulk MID to WMA Converter Online — Free HD Quality
Drag and drop your multiple MID files into this free online MID to WMA converter (.mid 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 — your original MID files are removed from our servers right after.
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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
MID vs WMA — File Format Comparison
| Feature | MID | WMA |
|---|---|---|
| File Extension | .mid | .wma |
| MIME Type | audio/midi | audio/x-ms-wma |
| Compression Type | Varies | Lossy |
| Metadata Support | Yes | Yes |
What Is MID Format?
MIDI File — Musical Instrument Digital Interface note-event data synthesised to audio using a soundfont; the .mid format is the universal standard for exchanging musical scores between DAWs, keyboards, and sequencers.
- Compression: Varies
- 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.
- Compression: Lossy
- Tags & Metadata: Supported
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