Favicon Generator
Generate a full set of favicon sizes from one image.
Source image
Drop a file here
A square image works best
Generated sizes
Upload an image and generate to see every favicon size.
About the Favicon Generator
Upload a single image and generate every common favicon size — from 16×16 up to 512×512 — ready to drop into your site's public folder. All rendering happens locally with Canvas.
Examples
Logo to favicons
logo.pngOutput
favicon-16x16.png … favicon-512x512.pngRelated tools
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Frequently asked questions
Read more
- Image optimization for the web: formats, compression and sizing
A practical framework for picking a format, a resolution and a compression level so images stop being the heaviest part of the page.
Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser