Calculators that help you buy the right amount.
23 free tools, grouped by project. Each one explains its formula and keeps your product coverage, price, and allowance editable.
Measurement
Measurement hubSquare Footage Calculator
Find floor area, square yards, and room perimeter from length and width.
MeasurementRoom Size Calculator
Get floor, ceiling, and wall area plus room volume from one set of measurements.
MeasurementWall Area Calculator
Calculate gross and net wall square footage after doors and windows.
MeasurementPaint
Paint hubPaint Calculator
Estimate gallons of wall paint from room size, coats, coverage, and allowance.
PaintPaint Cost Calculator
Turn your paint quantity into a budget using your own price and supplies.
PaintCeiling Paint Calculator
Estimate ceiling paint from floor dimensions, coats, coverage, and allowance.
PaintPrimer Calculator
Estimate gallons of primer for walls using your primer label coverage.
PaintFlooring
Flooring hubTile
Tile hubTile Calculator
Count tiles from area, tile size in inches, and a transparent allowance.
TileTile Cost Calculator
Price whole boxes of tile per square foot, plus setting materials.
TileBacksplash Tile Calculator
Count backsplash tiles from wall width, height, tile size, and cut waste.
TileGrout Calculator
Plan whole bags of grout from the coverage on your product chart.
TileWalls & Trim
Walls & Trim hubDrywall Calculator
Count 4 × 8 or 4 × 12 drywall sheets from net wall area.
Walls & TrimWallpaper Calculator
Estimate rolls from full-height drops, pattern repeat, and trim.
Walls & TrimBaseboard Calculator
Count baseboard pieces from perimeter, door openings, and waste.
Walls & TrimCrown Molding Calculator
Count crown molding pieces from the ceiling perimeter and corner waste.
Walls & TrimWainscoting Calculator
Count wainscot panels and cap rail from the room perimeter and panel width.
Walls & TrimRoom Planning
Room Planning hubRug Size Calculator
Find the largest standard area rug that leaves a balanced floor border.
Room PlanningCurtain Size Calculator
Size the rod, curtain length, and number of panels for the fullness you want.
Room PlanningLighting Calculator
Work out lumens and how many bulbs or fixtures a room needs for its use.
Room PlanningTV Viewing Distance Calculator
Find the seating distance range for a TV size, or the TV size for your couch.
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