What image formats can I convert to ICO with this tool?

You can upload common raster image formats such as PNG, JPEG, and BMP to convert them into ICO files.

Why should I convert images to ICO format?

ICO format supports multiple icon sizes and color depths, making it suitable for Windows icons, shortcuts, and website favicons.

Do I need to install software to use the ICO File Converter?

No installation is required since the converter works online through a web interface.

ICO File Converter - Convert Images to Windows Icon Format Online

Use the ICO File Converter to easily transform PNG, JPEG, BMP, and other common image formats into multi-size Windows ICO icon files. Create favicons, desktop icons, and application icons fast and online without installing software.

Upload Your File | Maximum Size Upto 25MB

Quick Access to 14 ICO File Conversion Pairs

What Is This Tool?

The ICO File Converter is an online tool that converts common image files into ICO format, a Windows icon file type used for shortcuts, applications, and favicons. It generates ICO files containing multiple icon sizes optimized for different display contexts.

How to Use This Tool?

Upload your source image file in a supported format such as PNG, JPEG, or BMP
The tool automatically converts and resizes the image into appropriate icon sizes within an ICO file
Download the generated ICO file ready for use as a Windows icon or website favicon

Key Features

Converts popular raster image formats like PNG, JPEG, and BMP into ICO files
Creates ICO files with multiple icon sizes and color depths embedded
Optimized for creating small graphical icons for Windows and web use
Web-based interface requiring no software installation
Supports icon file generation suitable for desktop, shortcuts, and favicons

Examples

Convert logo.png into logo.ico for a website favicon
Transform image.jpg to a Windows icon file for desktop shortcuts
Create application icon.ico from a PNG image for software distribution

Common Use Cases

Creating favicon.ico files from logos for websites
Preparing custom icons for Windows desktop applications and shortcuts
Generating multi-size icon files for user interface assets in software

Tips & Best Practices

Use simple, clear, and high-contrast images to maintain clarity at small icon sizes
Start with raster images in common formats like PNG or JPEG for best compatibility
Test the generated ICO file in different display contexts to ensure proper scaling
Keep in mind ICO files are designed for small graphics rather than detailed photos

Limitations

Converting large or complex images to small icon sizes may cause loss of detail
ICO format is optimized for icons and not suitable for high-resolution photographic images
The icon quality depends heavily on the simplicity and clarity of the original image

Frequently Asked Questions

What image formats can I convert to ICO with this tool?: You can upload common raster image formats such as PNG, JPEG, and BMP to convert them into ICO files.
Why should I convert images to ICO format?: ICO format supports multiple icon sizes and color depths, making it suitable for Windows icons, shortcuts, and website favicons.
Do I need to install software to use the ICO File Converter?: No installation is required since the converter works online through a web interface.

Key Terminology

ICO: An image file format used by Microsoft Windows to store icons with multiple sizes and color depths.
Favicon: A small icon displayed in a browser tab representing a website or web page.
Raster Image: A digital image composed of pixels, typically in formats like PNG, JPEG, or BMP.

Quick Knowledge Check

Which of the following is a supported input format for the ICO File Converter?

SVG

PNG

TIFF

What does an ICO file typically contain?

Multiple images at different sizes and color depths

A single high-resolution photo

Vector graphic layers

What is a common use case for ICO files?

Website favicons

Editing large photos

Printing high-res posters