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Bulk AAC to WMA Converter Online — Free HD Quality

Drag and drop your multiple AAC files into this free online AAC to WMA converter (.aac 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 AAC files are removed from our servers right after.

To:
85%

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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more

Max 100MB per file

AAC vs WMA — File Format Comparison

Feature AAC WMA
File Extension .aac .wma
MIME Type audio/aac audio/x-ms-wma
Compression Type Lossy Lossy
Metadata Support Yes Yes

What Is AAC Format?

Advanced Audio Coding — the successor to MP3 adopted by Apple, YouTube, and mobile platforms; delivers better quality than MP3 at the same bitrate, especially below 128 kbps.

  • 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.

  • Compression: Lossy
  • Tags & Metadata: Supported

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