Generate a multi-size .ico favicon from any image.
A favicon needs to work at very small sizes across browser tabs, bookmarks, and mobile home screens - which means a single image needs to be converted into several sizes bundled into one .ico file.
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Try Free Resume Builder Try Free Invoice BuilderDifferent browser contexts request different favicon sizes - a browser tab uses a tiny 16x16 version while a bookmark or mobile shortcut icon may use a larger size. Bundling multiple sizes into one .ico file means the browser picks whichever fits, rather than showing a blurry upscaled or oddly-cropped icon.
A simple, square logo or icon with minimal fine detail - complex designs lose most of their detail at 16x16px.
Typically in your website's root directory, referenced via a <link rel="icon"> tag in your HTML <head>.