🎨 ICO Icon Maker

ICO is the Windows icon format, used for desktop shortcuts, website favicons, etc. It can contain multiple icon sizes, and the system will automatically choose the appropriate size to display.

We recommend using 256x256 or larger square images. The tool will automatically scale to generate various required sizes.

Yes, upload a PNG image with transparency to preserve the transparent areas. The generated ICO file will maintain the original image's alpha channel.

It includes common sizes like 16x16, 32x32, 48x48, 64x64, 128x128, 256x256, etc. You can freely select which sizes to include.

Yes, the generated ICO file can be used directly as a website icon. Name the file favicon.ico and place it in the website root directory.

Yes, 100% free with no ads, no registration, no watermark, and no usage limits. All processing happens locally in your browser — your data is never uploaded to any server.