Wallpaper calc app for iPhone and iPad

Simple application to calculate the number of rolls of wallpaper for the room.
The calculation considers windows and doors. If there is a trimming from a whole wall, which can be used under the window or above the door, the program will display it.
As a result, in addition to calculating the number of rolls you will learn what pieces need to be cut wallpaper to cover entire walls, as well as areas of windows and doors. Furthermore, the number of residues is calculated.
The calculation occurs with such features of wallpaper as a picture step, picture shift and length for trimming.