.ICNS file extension

This is the basic program to work with .ICNS extension

Axialis IconWorkshop

Axialis IconWorkshop Apple Macintosh Icon

Use the industry standard to make, edit, convert icons for Windows, MacOS and Toolbars. It supports all formats up to Windows 11 and OSX 14 Sonoma. Hundreds of features permit to produce high quality icons using a professional tool... (more)

The program works with the following extensions: ico, icl, rsc, bin, icns, rsrc and icontainer

.ICNS extension is also supported by the following programs:

ArtIcons Pro

ArtIcons Pro Mac OS Icon

ArtIcons Pro is an advanced icon maker for Windows operating system.

IcoFX Icon

Convert, design, and edit icons and cursors for Windows.