- Private: files never leave your device
- Free, no sign-up
- Fast, works offline once loaded
How to use PNG to ICO Converter
- Drop your PNG (transparent PNG recommended).
- Tick the icon sizes you want inside the ICO: 16, 32 and 48 are the usual set.
- Press "Download favicon.ico".
About this tool
The ICO format is used for Windows application icons and website favicons. This converter packs your PNG into a real ICO file containing as many sizes as you select, so Windows and browsers always pick the sharpest one.
Transparency is preserved. You can also round the corners or crop to a circle, and download a full favicon package with Apple and Android icons.
Frequently asked questions
How do I convert PNG to ICO?
Add your PNG, choose the sizes and press Download. The ICO file is created instantly in your browser.
Which sizes should I include?
16, 32 and 48 pixels cover browsers and Windows. Add 256 for high-resolution desktop icons.
Is the ICO transparent?
Yes. Transparent PNG areas stay transparent in the icon.
Is PNG to ICO Converter really free?
Yes. You can use PNG to ICO Converter as often as you like with no sign-up, no watermark and no daily limit.
Are my images uploaded to a server?
No. PNG to ICO Converter runs entirely in your web browser, so your files stay on your own device and are never sent to DEWANARO or anyone else.