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Bulk AIFF to ICO Converter Online — Free HD Quality

Drag and drop your multiple AIFF files into this free online AIFF to ICO converter (.aiff to .ico), and click the Convert button to bulk convert them to ICO format in HD quality. Use the quality slider to fine-tune your ICO output, then download your converted files one by one or as a single ZIP — your original AIFF files are removed from our servers right after.

To:
85%

Drop images here or click to browse

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

Max 100MB per file

AIFF vs ICO — File Format Comparison

Feature AIFF ICO
File Extension .aiff .ico
MIME Type audio/aiff image/x-icon
Compression Type Lossless Lossless
Metadata Support Yes Yes

What Is AIFF Format?

Audio Interchange File Format — Apple's uncompressed audio standard functionally equivalent to WAV but preferred in professional Apple audio workflows and GarageBand projects.

  • Compression: Lossless
  • Tags & Metadata: Supported

What Is ICO Format?

Windows Icon format for favicons and application icons.

  • Compression: Lossless
  • Tags & Metadata: Supported

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