.icoTypical support level 4

Open ICO Icon Files Online

Preview an icon from a Windows ICO file directly in your browser. Free, with no uploads, signup or software installation.

Choose a .ico file

Your file stays on this device

Choose a file to view it in your browser. No signup or software installation needed. Your file stays on your device and is never uploaded.

What Anyfile can show

A browser-selected icon size
Supported BMP- or PNG-encoded icon pixels with transparency

Limits and conditions

The page does not enumerate or export every embedded size
Malformed directories and unsupported payload variants may fail

IMPLEMENTATION

Viewers responsible for this format

ICO packages one or more icon images at different sizes and color depths, often using BMP or PNG payloads. Anyfile uses the browser image decoder to display the selected icon representation.

Browser image viewer

Browser image viewer: explore supported file formats, viewing limits and open-source credits. Your files are never uploaded.

See implementation and open-source credits

Common question

Why can an ICO contain several images?

Applications choose an embedded size and color depth that best matches the display context.