ICO to G4 Converter

Convert ICO to G4 online quickly and easily. Just upload your file, convert it, and download the G4 in seconds.

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What is ICO ?

The ICO file format is utilized for storing icon images in Microsoft Windows. It allows for multiple images of varying sizes and color depths to be contained within a single file, enabling the display of icons in different resolutions.

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What is G4 ?

The G4 file format is primarily associated with Group 4 compression, a method used to encode bi-tonal images, typically for fax transmission. It is designed to efficiently reduce the size of monochrome images while maintaining high quality, making it ideal for documents like scanned pages and faxed materials.

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How to Convert ICO to G4 in Just a Few Steps

  1. Upload your ICO file
    Click the upload button or drag & drop your file into the converter area. We support all major formats.
  2. Choose G4 as the output format
    The tool will automatically convert your file to G4.
  3. Start the conversion
    Click the "Convert" button and let our tool handle everything. The conversion only takes a few seconds.
  4. Download your converted file
    Once complete, download your new G4 file instantly.

Start converting ICO to G4 now — it’s fast, safe, and completely online!