pngtoicotool
Last updated November 2, 2026
About pngtoicotool
Create ICO icons and favicon assets online, with size and format guidance.
Create ICO icons and favicon assets online, with size and format guidance. Convert PNG, JPG, GIF, or WEBP images into one Windows-ready ICO file with the size layers you choose. Choose the pixel layers to store inside one .ico file. All six are selected by default. Choose a tool by the file you have and the icon format you need. Convert image files and review the ICO layers before download. Build one macOS icon file with seven size layers in your browser. Convert PNG photos to opaque JPGs with a chosen background and quality. luxi huang makes pngtoicotool.
Key features
- PNG, JPG, GIF, and WEBP input your browser can decode
- 16, 32, 48, 64, 128, and 256 pixel layers
- Transparent pixels remain transparent
- One download, with no account or server
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