About this tool

This free online image to ICO converter turns any photo into a Windows icon file. Choose the icon sizes you need (16×16 up to 256×256), preview each size, and download a single .ico file ready to use as a website favicon or application icon. All processing happens locally in your browser—your images never leave your device.

How to use

Click the upload area or drag and drop an image into it.
Choose the icon sizes you want to include. Common choices are 16×16, 32×32, and 256×256.
Click Generate Preview to see how your image looks at each icon size.
Click Download ICO to save the .ico file to your device.
Use the .ico file as a favicon or Windows application icon.

FAQ

Are my images uploaded to your servers?

No. All conversion is done locally in your browser. Your images never leave your device.

What image formats can I upload?

You can upload JPG, PNG, WebP, GIF, and most common image formats supported by your browser.

Which icon sizes should I choose?

For website favicons, include 16×16, 32×32, and 180×180 or 256×256. For Windows application icons, include 16×16, 32×32, 48×48, 128×128, and 256×256.

Is the downloaded ICO file compatible with Windows?

Yes. The generated ICO uses PNG-encoded icon entries, which are supported by Windows Vista and later, as well as all modern browsers.

Do I need to register?

No. The tool is free and requires no sign-up or account.

Image to ICO Converter

Image Info