Icon generator is a free Online/ Adobe air tool that lets you make your own icons. It has both lite version and pro version. However you can try the pro version of Icon generator online for free. You just have to choose the Icon design you want , Change the text and customize the logo by adding your own colors. Once you click on the Save Icons button, It automatically generates your icon in various sizes and if you are using the online version or the pro version, It will save the icons in a zip file which will contain Android, Iphone and Dektop icons. Icon generator is a Adobe air app so you download the desktop client and run it on any operating system offline. No wonder this is the easiest way to create icons.