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Bulk ALAC to DDS Converter Online — Free HD Quality

Drag and drop your multiple ALAC files into this free online ALAC to DDS converter (.alac to .dds), and click the Convert button to bulk convert them to DDS format in HD quality. Use the quality slider to fine-tune your DDS output, then download your converted files one by one or as a single ZIP — your original ALAC 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

ALAC vs DDS — File Format Comparison

Feature ALAC DDS
File Extension .alac .dds
MIME Type audio/mp4 image/vnd.ms-dds
Compression Type Lossless Lossy & Lossless
Metadata Support Yes Yes

What Is ALAC Format?

Apple Lossless Audio Codec — Apple's open-source lossless compression stored in an MP4 container, offering bit-perfect quality with 40–60% smaller files than AIFF; the native lossless format for Apple Music and iTunes.

  • Compression: Lossless
  • Tags & Metadata: Supported

What Is DDS Format?

DirectDraw Surface format for game textures.

  • Compression: Lossy & Lossless
  • Tags & Metadata: Supported

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