Other ICNS conversions

Conversion of icns files to jpg file format

Several Apple apps including the basic Preview from macOS can be used to open icons from ICNS package and export the individual icons as normal images (like JPEG), which is pretty much what icns to jpg conversion is. Just make sure you export the icon of the file size you want and save it as JPG file.

Open ICNS file    Open JPG file

Related software

IconBox icon

IconBox

A great icon organizer and tool for Mac OS X

Image2icon icon

Image2icon

Create your own mac icons

Preview icon

Preview

A basic document and image viewer in Mac