Tool Nova / Collection
Home Tools
Plan rent, furniture, energy, renovation, moving, cooling, and indoor conditions with practical home tools.
Furniture Door Fit CalculatorScreen furniture dimensions against a clear doorway and diagonal rotation space.HomeOpen ↗True Cost of Rent ComparatorCompare rent, utilities, commuting, parking, fees, and deposit opportunity cost.HomeOpen ↗Appliance Electricity Cost CalculatorConvert appliance watts and usage time into monthly and annual electricity cost.HomeOpen ↗Old Refrigerator Replacement CalculatorEstimate electricity savings and simple payback for replacing an old refrigerator.HomeOpen ↗Paint, Flooring & Wallpaper CalculatorEstimate renovation area, waste allowance, material quantity, and cost.HomeOpen ↗Moving Box CalculatorEstimate small, medium, and large moving boxes from household size and accumulation.HomeOpen ↗Room Layout & Furniture Space PlannerVisualize furniture footprints and estimate occupied and remaining room area.HomeOpen ↗Humidity & Mold Risk CheckerScreen humidity, condensation, temperature, and leak indicators for potential moisture risk.HomeOpen ↗Air Conditioner Size CalculatorEstimate starting cooling capacity from room area, climate, sunlight, ceiling height, and occupants.HomeOpen ↗