Image to ICO
Pick a square image, tick the sizes you need, and get one ICO containing all of them. Use a source of at least 256Γ256.
Drop an image, or click to choosePNG / JPEG / WebP β square and β₯256Γ256 recommended
Choose an image first
Sizes
Notes
- ICO is a container: it can hold several sizes and the system picks the best one.
- A 256 size is stored as 0 inside the file β that is the format spec, not a bug.
- For favicons 16/32/48 is usually enough; add 256 for desktop shortcuts.
- Transparency is preserved.