Home project calculator directory
Search 22 calculators that turn project inputs into purchasable quantities, charging costs, budget scenarios, and printable plans.
Interior
Paint Calculator
Estimate wall and ceiling paint, primer, supplies, labor, waste, and total project cost for a room.
Open calculator →Flooring Calculator
Calculate flooring area, waste, boxes, underlayment, material cost, labor, and project totals.
Open calculator →Tile Calculator
Estimate tile count, boxes, grout, thinset, waste, installation cost, and a shopping list.
Open calculator →Wallpaper Calculator
Estimate wallpaper rolls and strips while accounting for pattern repeat, openings, waste, adhesive, and labor.
Open calculator →Drywall Calculator
Calculate drywall sheets, wall and ceiling area, compound, tape, screws, waste, labor, and cost.
Open calculator →Insulation Calculator
Estimate insulation bags or bundles, coverage, waste, material cost, labor, and project totals.
Open calculator →Masonry & Groundwork
Lawn & Garden
Mulch Calculator
Calculate mulch cubic yards and bags, compare bulk and bag pricing, and estimate delivery and spreading labor.
Open calculator →Topsoil Calculator
Estimate topsoil cubic yards, bags, delivery, compaction, labor, and project cost.
Open calculator →Lawn Seed Calculator
Calculate grass seed pounds, bags, coverage, starter fertilizer allowance, labor, and project cost.
Open calculator →Lawn Fertilizer Calculator
Calculate fertilizer product pounds and bags from lawn area, desired nitrogen rate, and bag analysis.
Open calculator →Sprinkler System Calculator
Estimate sprinkler heads, zones, flow, pipe, valves, materials, labor, and project cost.
Open calculator →Exterior
Outdoor Structures
Energy & Finance
Solar Payback Calculator
Estimate solar system size, panel count, gross and net cost, annual savings, payback period, and 25-year cash flow.
Open calculator →EV Supercharging Cost Calculator
Estimate an EV Supercharging or DC fast-charging session cost, energy delivered, charge time, miles added, monthly spending, and congestion or idle fees.
Open calculator →EV Home Charging Cost Calculator
Estimate monthly and annual EV home-charging cost, electricity use, charging time, cost per 100 miles, gasoline savings, and charger installation payback.
Open calculator →HELOC Payment Calculator
Calculate interest-only draw payments, repayment-period payments, total interest, and variable-rate scenarios for a HELOC.
Open calculator →Planning
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