Bmp2Icon is a freeware application designed to let you create your own set of icons based on images and pictures you like. You can easily create icons form your bitmap images. You just need to input the bitmap image and the application generates a preview of the image. You can select the icon size from the available list of 16X16, 32X32, 48X48 and 64X64.
The best feature of Bmp2Icon is that you don’t have anything to pay or install, you just unpack and run the utility. The application is completely portable. There is nothing to configure other than the size of the output ICO file and the application consumes very little computer memory.
Related: How to Convert Images to Windows Icon Format
Bmp2Icon allows you to customize you folders in Windows by creating custom icons.
exactly, it is image format conversion