Tile Calculator

How many tiles do I need? Tile Calculator tells you instantly — for floors or walls — including the waste allowance the pros always add for cuts and breakages. Fully offline, no sign-up. Enter the area you want to tile and your tile size, set a waste percentage (10% by default) and how many tiles come per box, and Tile Calculator gives you the number of tiles to buy and how many boxes to order. • Floor or wall tiling • Works in metric (m², cm tiles) or imperial (sq ft, inch tiles) • Adjustable waste allowance for cuts and breakage • Tiles needed and boxes needed • 100% offline — no internet, no account, no data collected Ideal for DIY tilers, renovators and tradespeople pricing and ordering a job. Buy the right number of boxes the first time and keep a sensible amount of spares. Tiles needed, tile estimator, floor tile calculator, wall tile calculator — a simple, fast, free tool from Fernhart Labs.