Free Online MAC to ICO Converter

This is a bitmap image format that was created by the MacPaint graphics program used on Apple Macintosh computers. The MAC format supported the display of only two colors, including a pattern palette. It was used by Macintosh graphics editors to store black-and-white graphics. The maximum image size was 576×720.

ICO is a file of this format usually contains a small image icons of different resolutions (16x16, 32x32, 64x64 pixels) and various color depths (16 colors, 32, 64, 128, 256, 16-bit, and so on). Used to display files and folders in the graphical user interface (GUI) operating systems. This format can be opened with the help of the program ACDSee.