ICO to WEBP Converter

Convert ICO to WEBP free and get every size inside the icon as separate, lossless WEBP images with transparency preserved. WEBP files are typically 25-35% smaller than PNG, ideal for fast-loading websites. Upload up to 20 ICO files or paste a favicon URL. Prefer PNG output? Use the ICO to PNG converter, or inspect icons first with the Icon Analyzer.

Drop your .ico files here, or click to select them manually!

Up to 20 ICO files, max 5MB each.

Convert from URL

Download all files as an archive:

or download them individually:

Your WEBP files will appear here,

once you convert them.



Popular Tools: ICO to PNG WEBP to ICO WEBP to PNG Icon Analyzer PNG to ICO

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Convert ICO from URL

Enter the URL of the ICO file you want to convert to WEBP:

How to Convert ICO Files to WEBP

  1. From computer: Drag and drop your ICO file onto the converter or click to browse and select it manually.
  2. Convert from URL: Click the "Convert from URL" link, paste the direct URL to an ICO file (like a favicon), and click Convert.
  3. Download: Once converted, download individual WEBP files for each icon size contained in the ICO.
Need sample files to test? Browse the ICO sample files.

Why Convert ICO to WEBP Format?

ICO files are designed for Windows icons and favicons, but WEBP is the modern web image format - typically 25-35% smaller than PNG with the same quality and full transparency support. Converting ICO to WEBP lets you:

  • Serve icon graphics on websites with smaller file sizes, improving page speed and Core Web Vitals.
  • Reuse favicon artwork in modern web design where WEBP is fully supported by all current browsers.
  • Keep lossless quality and transparency - our converter uses lossless WEBP encoding.
  • Extract every embedded icon size as a separate WEBP file in one pass.
Need broader compatibility instead? Use the ICO to PNG converter - PNG works everywhere, including older software. To go the other way, try WEBP to ICO.

FAQ - ICO to WEBP Converter

Is this ICO to WEBP converter free to use?

Yes! This ICO to WEBP converter is completely free with no hidden charges, watermarks, or subscription fees. Convert as many files as you need without any cost.

Why convert ICO to WEBP instead of PNG?

WEBP files are typically 25-35% smaller than equivalent PNGs while keeping full transparency, which makes pages load faster and improves Core Web Vitals. If you need maximum compatibility with older software, use our ICO to PNG converter instead.

Will I get multiple WEBP files from one ICO?

Yes! ICO files typically contain multiple sizes (16x16, 32x32, 48x48, 256x256, etc.). Our converter extracts each size as a separate lossless WEBP file, giving you all available resolutions from the original icon.

Is the WEBP output lossless?

Yes, the converter uses lossless WEBP encoding, so every pixel and all transparency from your original icon is preserved exactly. No quality is lost during conversion.

Can I convert a website's favicon to WEBP?

Absolutely! Use the "Convert from URL" feature to paste any favicon URL (usually at domain.com/favicon.ico) and extract all icon sizes as WEBP files.

Can I convert multiple ICO files at once?

Yes, batch conversion is supported. Upload up to 20 ICO files simultaneously and convert them all to WEBP format in one operation. When you convert more than 2 files, a ZIP archive with a README is created automatically.

How can I verify my ICO file before converting?

Use our Icon Analyzer to inspect your ICO file's contents, including all embedded sizes, color depths, and compression details before conversion.

What if the conversion doesn't work?

Ensure your ICO file is valid and not corrupted. You can verify it with our Icon Analyzer. If issues persist, try a different browser or contact our support team.

Icon Conversion Stats

Recently Converted Icons
114 Live trend (15m)
423 Icons Last hour
12pm (463) Peak hour
64.7M Total Icons converted

Analyze Your Icons with the Icon Analyzer

Before converting, check what's inside your ICO files. Our Icon Analyzer reveals all embedded sizes, color depths, and transparency information to help you understand exactly what you're working with.