PNG to ICO Converter

Turn a PNG into an ICO icon for favicons and Windows apps.

Browser Processing Only (Offline Ready)

ICO is the icon format used for website favicons and Windows application icons. Converting a PNG to ICO lets you turn any logo or graphic into a proper icon file.

For best results, start from a square PNG. The converter produces an ICO sized for typical favicon and desktop use — all in your browser.

How to convert PNG to ICO

  1. 1Drop your PNG file into the area above — or click to browse.
  2. 2The output format is already set to ICO. Adjust the quality settings if the format supports them.
  3. 3Click convert, then download your ICO file. Everything runs locally — nothing is uploaded.

Frequently asked questions

A square PNG works best — 256×256 or 512×512 gives crisp results that scale down cleanly. Non-square images may look stretched once converted.

Place it in your website root as favicon.ico, or use it as the icon for a Windows application or shortcut. Browsers and Windows both read the ICO format natively.

No. All processing happens entirely in your browser. Your data never leaves your device — nothing is uploaded to any server.

Yes. Once the page has loaded, the tool works completely offline. For the best experience, install PrivaDeck as a PWA from your browser.

Other conversions

Need a different format?

Open the full image converter to pick from PNG, JPG, WebP, AVIF and ICO, convert in batches, and fine-tune quality.

Open the full Image Converter