Though you can extract pictures in a Zip file quickly by selecting extract command from context menu, but if you’re in a hurry you can see pictures one by one in the Zip file without need of extraction with SpReader freeware program for Windows. All you need to do is drag and drop that zip file containing pictures onto the program window. SpReader then shows Zip file containing BMP, PNG, JPEG, TIFF and GIF image formats directly in it.
SpReader works on Windows XP/Vista/7/8, you can download this program from here.