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Convert WebP to ICO

Convert WebP images to ICO format for Windows icons and favicons

Click to upload file or drag and drop file here

Maximum file size: 10MB Supported formats: image/webp

Key Facts

Category
Media
Input Types
file, number
Output Type
file
Sample Coverage
4
API Ready
Yes

Overview

Easily convert your WebP images into the ICO format with this efficient tool, perfect for creating Windows application icons and website favicons.

When to Use

  • •When you need to create a favicon for your website from a WebP source file.
  • •When you are developing a Windows application and require an ICO file for the desktop icon.
  • •When you need to ensure cross-platform compatibility for image assets that are currently in WebP format.

How It Works

  • •Upload your WebP image file using the file selector.
  • •Specify your desired icon size in pixels, ranging from 16 to 1024.
  • •Click the convert button to process the file and download your new ICO image.

Use Cases

Generating professional favicons for web development projects.
Preparing custom icons for Windows desktop shortcuts.
Standardizing image assets for legacy software support.

Examples

1. Creating a Website Favicon

Web Developer
Background
A developer has a high-quality logo in WebP format and needs to add a favicon to their website.
Problem
Browsers require ICO format for standard favicon implementation.
How to Use
Upload the logo.webp file and set the size to 32 pixels for a standard favicon.
Example Config
size: 32
Outcome
A perfectly sized 32x32 ICO file ready to be used as a website favicon.

2. Windows App Icon Conversion

Software Engineer
Background
An engineer is finalizing a Windows desktop application and needs an icon file.
Problem
The source asset is a WebP image, but Windows requires the ICO format for executable icons.
How to Use
Upload the application icon in WebP format and set the size to 256 pixels for high resolution.
Example Config
size: 256
Outcome
A high-resolution 256x256 ICO file compatible with Windows application properties.

Try with Samples

image, video, file
WebP Samples
Sample WebP images in different aspect ratios and resolutions
title token webp
image
Web Image Processing Python Samples
Web Python image processing examples using PIL/Pillow including reading, saving, resizing, and format conversion
preferred input family image
image
OpenCV Computer Vision Samples
OpenCV.js examples for image processing, computer vision, and real-time video analysis in JavaScript
preferred input family image
image
TIFF Samples
Sample TIFF images in different aspect ratios and themes with high-quality uncompressed format
preferred input family image
image

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FAQ

What is the maximum file size for uploads?

You can upload WebP files up to 10MB in size.

Can I choose the dimensions of the output icon?

Yes, you can specify the icon size in pixels between 16 and 1024.

Is this tool free to use?

Yes, this utility is free for converting your WebP images to ICO format.

What is the default icon size if I don't specify one?

The tool defaults to 256 pixels if no specific size is provided.

Are there any limits on how many files I can convert?

You can convert files one at a time as needed for your projects.

API Documentation

Request Endpoint

POST /en/api/tools/webp-to-ico

Request Parameters

Parameter Name Type Required Description
imageFile file (Upload required) Yes -
size number No -

File type parameters need to be uploaded first via POST /upload/webp-to-ico to get filePath, then pass filePath to the corresponding file field.

Response Format

{
  "filePath": "/public/processing/randomid.ext",
  "fileName": "output.ext",
  "contentType": "application/octet-stream",
  "size": 1024,
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
File: File

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-webp-to-ico": {
      "name": "webp-to-ico",
      "description": "Convert WebP images to ICO format for Windows icons and favicons",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=webp-to-ico",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

Supports URL file links or Base64 encoding for file parameters.

If you encounter any issues, please contact us at [email protected]