Photo Crop Editor is an interactive photo crop software for selecting and cropping an object in a picture or photograph from its background. The result can then be placed on a different background to create a new picture. Photo crop editor works even if foreground and background colors are similar. Photo crop editor consisting of three steps: object marking: the object of interest can be quickly identified by marking quick mouse strokes, using left-click for foreground and right-click for background, then program lookups object boundary automatically; boundary editing: boundary can be edited directly in this refinement step; background change: crop the object and place it on a new background, the object can be resized, rotated and placed on any position of new background, and it is easy to change background as any photo or color. Then the result could be saved as new image file or printed out.