What is a 512x512 favicon used for?
The 512x512 favicon (128 x 128 pixels) is used by:
- PWA splash screens (full-screen image while app loads)
- High-resolution Android home screens
- Required by the web app manifest for installable PWAs
How to generate a 512x512 favicon
- Upload a square source image (at least 512x512) to the Favicon.one generator.
- The tool outputs every required size, including
android-chrome-512x512.pngin a single ZIP. - Add the 512x512 icon to your site with the right
<link>tag.
The HTML tag
<link rel="icon" type="image/png" sizes="512x512" href="/android-chrome-512x512.png" />Other sizes you'll need
A single size isn't enough for a modern site. A complete favicon package also includes:
- 16×16 — classic browser tabs
- 32×32 — retina browser tabs
- 192×192 — Android home screen
- 512×512 — PWA splash screens
Get all of them at once. See the full favicon size guide.