Material and cost calculators for real home projects.
- Paint CalculatorGallons and cost for walls, ceilings, and openings.
- Roofing CalculatorPitch-adjusted area, bundles, waste, and shingle cost.
- Concrete CalculatorVolume, bags, and cost for slabs, footings, and columns.
- Flooring CalculatorArea, boxes, waste, and material cost for floors and tile.
- Mulch & Gravel CalculatorVolume, bags, and cost for mulch, gravel, and similar materials.
- Fuel Cost CalculatorTrip fuel, tolls, and cost per mile or per person.
- Deck Materials CalculatorBoards, joists, posts, railing, stairs, and total cost for wood or composite decks.
- Drywall CalculatorSheets, joint compound, tape, screws, and cost for walls and ceilings with waste.
- Fence CalculatorPosts, panels or pickets, gates, rails, concrete, and total cost from linear feet.
- Stair Stringer CalculatorRisers, treads, stringer length, cut list, and material for wood stairs and decks.
- Insulation CalculatorBags, rolls or sheets for batt, blown, or rigid insulation at target R-value.
- Cabinet & Countertop CalculatorArea or linear feet, material type, sink cutouts, waste, and countertop cost.
- Siding CalculatorWall area, panels/planks, waste, and trim (corners, J-channel, starter) with cost.
- Board Feet & Lumber CostConvert length × width × thickness to board feet and estimate total cost including waste for lumber projects.
- Wallpaper CalculatorEstimate rolls of wallpaper needed for a room with pattern repeat and waste.
- Electricity Cost EstimatorCalculate kWh and monthly cost from wattage, hours used, and your rate. Multiple appliances.
- Lawn Fertilizer CalculatorCalculate bags needed for area and N-P-K rate.
- Garden Planting SpacingCalculate plants per row and total for a bed given spacing.
- Window Replacement ROIEstimate energy savings vs cost of new windows.
- Solar Payback CalculatorEstimate years to payback for solar install given production and incentives.
- HVAC Sizing EstimatorRough BTU or ton estimate from square footage and climate.
- Gutter & Downspout CapacitySee if your gutters can handle rainfall for roof area.
- Septic Tank Pump ScheduleRecommend pumping frequency based on tank size and household.
- Well Water Usage EstimatorDaily/annual water use estimate for household + irrigation.
- Pool Chemical DoserCalculate chlorine or other chemical amounts for pool volume.
- Furniture Layout PlannerSimple room grid planner: place rectangles and see if they fit.
- Closet Capacity PlannerEstimate hanging space, shelves, and drawers you can fit.
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