Convert XLS to ICO

Fast, free, and secure XLS to ICO conversion. No registration required.

Fast, free, and secure XLS to ICO conversion. No registration required.

Drag & drop your file here

or click to browse

Loading limits...

High Quality

Maintain maximum quality during conversion

Fast Processing

Convert files in seconds with our optimized engine

Secure & Private

Files automatically deleted after conversion

How to Convert XLS to ICO

1

Upload XLS File

Click the "Select File" button to upload your xls file from your device.

2

Start Conversion

Click the "Convert" button to instantly start converting to ICO.

3

Download ICO

Download your converted ico file immediately after processing.

Why Convert XLS to ICO?

Converting Excel Spreadsheet (XLS) to ICO Icon transforms your document content into image format. This is useful for website favicons. ICO is the standard icon file format used by Windows for application icons, shortcut icons, and website favicons.

Xonvert uses professional-grade conversion tools to ensure the highest possible quality when converting Excel Spreadsheet (XLS) to ICO Icon. The output is optimized for the target format's strengths.

XLS vs ICO — Technical Comparison

FeatureXLSICO
FormatExcel Spreadsheet (XLS)
CategoryDocument
Color DepthUp to 32-bit
CompressionNone or PNG
Max Resolution256 × 256 pixels per frame
TransparencySupported
Multi-sizeYes (16, 32, 48, 64, 128, 256)

About Excel Spreadsheet (XLS)

XLS is Microsoft Excels legacy binary format with a 65,536 row limit and macro support.

Strengths

  • High quality output
  • Wide compatibility
  • Industry standard format
  • Efficient encoding

Limitations

  • May require specialized software
  • Larger files than compressed alternatives
  • Format-specific limitations

About ICO Icon

ICO is the standard icon file format used by Windows for application icons, shortcut icons, and website favicons. An ICO file can contain multiple images at different sizes and color depths, allowing the operating system to select the most appropriate size for each use.

Strengths

  • Multiple sizes in a single file
  • Universal favicon format
  • Native Windows icon support
  • Supports transparency

Limitations

  • Limited to 256×256 pixels max
  • Windows-centric format
  • Large files when containing many sizes
  • Being replaced by PNG favicons on web

Developed by Microsoft (1985)

XLS to ICO — Frequently Asked Questions

What is the difference between XLS and ICO?

Excel Spreadsheet (XLS) xls is microsoft excels legacy binary format with a 65,536 row limit and macro support. ICO Icon ico is the standard icon file format used by windows for application icons, shortcut icons, and website favicons. The key differences are: Excel Spreadsheet (XLS) offers high quality output, while ICO Icon provides multiple sizes in a single file.

Will I lose quality converting XLS to ICO?

Xonvert uses professional-grade conversion tools to ensure the highest possible quality when converting Excel Spreadsheet (XLS) to ICO Icon. The output is optimized for the target format's strengths.

When should I use ICO instead of XLS?

Use ICO Icon when you need website favicons or windows application icons. Multiple sizes in a single file. Use Excel Spreadsheet (XLS) when professional workflows.

Can I convert XLS to ICO for free?

Yes. Xonvert lets you convert XLS to ICO completely free with no registration. Free users get a daily conversion limit. Upgrade to Pro ($4.99/mo) for higher limits, larger file sizes, and priority processing.

What are the best use cases for ICO?

ICO Icon is best for: Website favicons; Windows application icons; Desktop shortcuts; Toolbar icons. Multiple sizes in a single file. Universal favicon format.

Related Conversions

© 2026 Xonvert. All rights reserved.