Free Online Tools
Home Tools
Plan rent, furniture, energy, renovation, moving, cooling, and indoor conditions with practical home tools.
Furniture Door Fit CalculatorNewScreen furniture dimensions against a clear doorway and diagonal rotation space.HomeOpenTrue Cost of Rent ComparatorNewCompare rent, utilities, commuting, parking, fees, and deposit opportunity cost.HomeOpenAppliance Electricity Cost CalculatorNewConvert appliance watts and usage time into monthly and annual electricity cost.HomeOpenOld Refrigerator Replacement CalculatorNewEstimate electricity savings and simple payback for replacing an old refrigerator.HomeOpenPaint, Flooring & Wallpaper CalculatorNewEstimate renovation area, waste allowance, material quantity, and cost.HomeOpenMoving Box CalculatorNewEstimate small, medium, and large moving boxes from household size and accumulation.HomeOpenRoom Layout & Furniture Space PlannerNewVisualize furniture footprints and estimate occupied and remaining room area.HomeOpenHumidity & Mold Risk CheckerNewScreen humidity, condensation, temperature, and leak indicators for potential moisture risk.HomeOpenAir Conditioner Size CalculatorNewEstimate starting cooling capacity from room area, climate, sunlight, ceiling height, and occupants.HomeOpen