How to Use Our Tools
Step-by-step guides to using every Homecalcly tool: what to measure, what each field means and how to read the result.
Every tool, explained
How to use the Paint Calculator
Put in your room size and get the number of gallons to buy. Doors and windows come out of the total, and you can add the ceiling with one click.
How to use the Tile Calculator
Enter the floor or wall size and your tile size. You'll get the number of tiles with a waste allowance built in, plus how many boxes to pick up.
How to use the Concrete Calculator
Work out how much concrete you need for a slab, patio, footing or post holes, in cubic yards and in bags of premix.
How to use the Square Footage Calculator
Add up to four rectangular sections to get the total area of a room, an L-shaped space or a whole floor, in square feet, square yards and square meters.
How to use the Flooring Calculator
Get the square footage of flooring to order, with the right waste for your layout, and how many boxes that comes to.
How to use the Drywall Calculator
Find out how many drywall sheets to buy for a room, with or without the ceiling, plus a rough count of screws and joint tape.
How to use the Wallpaper Calculator
Work out how many rolls of wallpaper to buy using the strip method, the same way installers do it, with pattern repeat included.
How to use the Gravel Calculator
Find how much gravel, crushed stone, sand or topsoil you need, in cubic yards and tons, for a path, driveway, patio base or garden bed.
How to use the Fence Calculator
Plan a wood fence by length. Get the number of posts, rails, pickets and bags of concrete for setting the posts.
How to use the Deck Board Calculator
Count the deck boards, joists and screws for a rectangular deck, based on your board size, spacing and joist layout.
How to use the Roofing Calculator
Estimate roof area, roofing squares and shingle bundles from your home's footprint and roof pitch, without climbing a ladder.
How to use the Baseboard Calculator
Get the linear feet of baseboard, quarter round or crown molding for a room, and how many pieces to buy.
How to use the Board Foot Calculator
Enter the thickness and width in inches, the length in feet, and how many boards you have. You'll get the board feet, which is how hardwood and rough lumber are sold.
How to use the Roof Pitch Calculator
Enter how much the roof rises over a run, usually 12 inches. You'll get the pitch, the angle in degrees, the slope as a percentage and the multiplier for roof area.
How to use the Paver Calculator
Enter the size of your patio or walkway and the size of your pavers. You'll get the number of pavers, plus how much gravel base and bedding sand to order.
How to use the Linear Feet Calculator
Add up a number of pieces in feet and inches, or turn square footage into linear feet for boards of a set width. Handy for trim, lumber, decking and fencing.
How to use the Brick Calculator
Enter the wall size and subtract any doors or windows. Pick your brick type and you'll get the number of bricks, with waste included.
How to use the Carpet Calculator
Enter your room size and the carpet roll width. You'll get the square yards to order, with waste, and how many feet to cut off the roll.
How to use the Stair Calculator
Measure the total height from finished floor to finished floor, then enter your target riser and tread sizes. You'll get the number of steps, the exact riser height and the stringer length.
How to use the Mulch Calculator
Enter the length and width of your bed and how deep you want the mulch. You'll get cubic yards for bulk delivery or the number of bags to pick up.