When buying a board, timber, lining, the seller often gives a price for various units of material. The most common price is per cubic meter (cube), but there is a price per board, per running meter, per square meter. If you need a certain number of boards, cubic meters, square meters (for example, for lining or floorboards) or running meters, then it can be difficult to accurately compare prices. This small application is intended to promptly solve this problem.