Generate a multi-size .ico from your PNG. Includes common sizes (16–256px) and preserves alpha transparency for sharp favicons and app icons.
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ICO is the icon format used by Windows for app icons and shortcuts. It can contain multiple sizes inside one file.
We generate common icon sizes: 16, 32, 48, 64, 128, and 256 px (limited by your source image size).
Yes. If your PNG has transparency, it’s preserved for clean edges on different backgrounds.
Use a square PNG at least 256×256 (or larger). Starting with a high-resolution, clean image produces the sharpest results at small sizes.