PNG → ICO
PNG to ICO
ICO is the icon format used by Windows and favicons. It stores several sizes in one file and supports transparency. The tool converts PNG to ICO so you get a ready icon for a website or application.
The image is converted in your browser — the file is not uploaded.
How to convert PNG to ICO
- 1Upload a PNG file
- 2Press “Convert PNG to ICO”
- 3Download the ICO file
More about PNG to ICO
Why convert PNG to ICO
ICO is the icon format used by Windows and favicons. It stores several sizes in one file and supports transparency. The tool converts PNG to ICO so you get a ready icon for a website or application.
How the conversion works
The image is decoded and re-encoded in your browser. The file never leaves your device; if the browser cannot handle it, server-side processing takes over.
What to know
A favicon usually needs 16×16, 32×32 and 48×48 sizes. A transparent PNG background is preserved, and the resulting ICO opens in Windows and browsers.
Questions and answers
Is the file uploaded to a server?
Most images are processed in your browser. If the format is not supported, server-side processing takes over and the file is deleted automatically.
Is quality preserved?
A favicon usually needs 16×16, 32×32 and 48×48 sizes. A transparent PNG background is preserved, and the resulting ICO opens in Windows and browsers.
What is the maximum file size?
Up to 25 MB. For larger files, reduce the resolution or use a desktop editor.