How to convert PNG to ICO
- Add your PNG file by dropping or choosing them above.
- Adjust the options if you need to.
- Click Convert to ICO.
- Download your new ICO file.
Why convert PNG to ICO?
Browsers and Windows use ICO files for site and app icons.
PNG vs ICO
PNG
PNG uses lossless compression and supports transparency, making it ideal for screenshots, logos and graphics with sharp edges.
ICO
ICO is the icon format used for favicons and Windows icons, commonly 16, 32, 48 or 256 pixels square.
Does converting affect quality?
Your image is fitted into a square icon at the size you choose (16–256 px).
Frequently asked questions
Are my files uploaded to a server?
No. This converter runs entirely in your browser, so your files never leave your device.
What size should a favicon be?
32 or 48 px works well for most sites; 256 px is used for Windows desktop icons.