Do you want to have your iPhone look different from other beating the default theme you can create your own theme for your iPhone from iPhone theme maker which will help you create your own theme, It provides wallpapers, dock and statusbar images to make your own iPhone theme or image from your desktop can also be uploaded to be implemented in the theme.

You can also change the icons to your own choice by clicking on it on it to select new icon from the gallery or you can also upload an icon of your choice from your computer.

After completing your customization, click on Compile Theme, to see your theme and as well you can download the theme as .Zip, .pxl installer package. After creating the theme it will generate a theme key which is useful if you want to update your theme later.