Free Home Calculators
Quick, accurate tools for your garden, flooring and DIY projects. Enter your measurements and get the amount of material to buy.
Paint & Walls
Find how many rolls of wallpaper your room needs.
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Paint & Walls
Count the drywall sheets and screws for walls and ceilings.
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Paint & Walls
Calculate boards for shiplap, wainscoting and wall panels.
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Paint & Walls
Get accent wall color ideas by room and mood.
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Flooring
Boxes of laminate, underlayment and trim for a room.
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Garden & Outdoor
Find cubic yards, tons and bags of gravel for a driveway, path or patio base.
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Garden & Outdoor
Work out how much mulch your flower beds need, in cubic yards or bags.
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Garden & Outdoor
Find cubic yards and bags of concrete for a slab, footing or round pour.
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Garden & Outdoor
Cubic yards and bags of topsoil for beds and lawns.
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Garden & Outdoor
Grass seed or sod needed for your lawn.
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Garden & Outdoor
How many plants fit in your garden bed.
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Building & Structure
Roof area, squares and bundles of shingles.
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Building & Structure
Convert rise and run to pitch, angle, slope percent and rafter length.
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Building & Structure
Get the number of steps, riser height, run and stringer length for stairs.
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Building & Structure
Work out board feet and cost for lumber by thickness, width and length.
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Building & Structure
Insulation thickness and volume for your target R-value.
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Building & Structure
Get the area of a room, yard or lot in square feet, yards, meters and acres.
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Building & Structure
Convert length, width and height into cubic yards, feet, meters and gallons.
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Energy & Utilities
What it costs to run any appliance per day, month and year.
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Energy & Utilities
See what you save by switching to LED bulbs.
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Energy & Utilities
Pick a generator size for your essentials.
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Energy & Utilities
Find the wire gauge for your load and distance.
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Energy & Utilities
Tank and tankless water heater sizing.
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Heating & Cooling
Find the right air conditioner size in BTU for your room.
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Heating & Cooling
Dehumidifier capacity in pints per day.
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Heating & Cooling
CADR needed to clean the air in your room.
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Heating & Cooling
Best ceiling fan size and downrod length.
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Heating & Cooling
Estimate yearly heating cost by fuel type.
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Home Finance
Estimate your monthly payment, total interest and full monthly housing cost.
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Home Finance
How much house you can afford on your income.
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Home Finance
Compare the net cost of renting and buying and see the break-even year.
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Home Finance
Build a renovation budget with contingency.
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Kitchen & Living
Cabinets and countertop for your kitchen walls.
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Kitchen & Living
Best TV size for your viewing distance.
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Kitchen & Living
Lumens and bulbs needed for each room.
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Kitchen & Living
See standard mattress sizes and which ones fit your room.
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Cleaning & Planning
A daily, weekly and monthly cleaning plan.
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Cleaning & Planning
A rotating family chore chart you can print.
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Cleaning & Planning
Get a dated moving checklist based on your moving day.
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Cleaning & Planning
Seasonal home maintenance checklist.
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Cleaning & Planning
Detergent, water and energy cost per load.
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Cleaning & Planning
Yearly and monthly pest control cost.
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Tech
Convert one or many images to WebP and download as ZIP.
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