Measure twice. Budget once.
Free calculators for home projects, yard work and car costs, built on real 2026 US prices. Enter your numbers and see what you need to buy and what it will cost before you spend a dollar.
See all calculatorsInside the home
Paint calculatorGallons for any room, minus doors and windows, with cost by paint grade.Walls and ceilingsDrywall calculatorSheets, screws, tape and mud for any room, plus DIY vs. pro cost.Walls and ceilingsFlooring calculatorSquare feet, boxes and installed cost for vinyl, laminate, wood, tile and carpet.6 flooring typesTile calculatorTiles, boxes and thinset for floors and walls, by tile size.Bathrooms and kitchensSquare footage calculatorAdd up rooms in square feet, square yards and square meters.Rooms and whole homes
Outdoor and yard projects
Roofing calculatorRoof area from your house size and pitch, squares, bundles and cost.Shingles and metalConcrete calculatorCubic yards and bags for slabs and patios, plus bags vs. ready-mix cost.Slabs, patios, padsFence calculatorPosts, sections, concrete and installed cost for 5 fence types.Wood, vinyl, chain linkDeck calculatorDeck boards, joists, railing and cost: wood vs. composite.Wood and compositePaver calculatorPavers, base gravel, sand and edging for a patio or walkway.Patios and pathsMulch, gravel and topsoil calculatorCubic yards and bags for garden beds, plus bags vs. bulk delivery.Garden beds and paths
Cars and driving
Auto loan calculatorMonthly payment, total interest and how loan length changes what you pay.New and used carsCar affordability calculatorHow much car you can afford from your income, rate and loan length.Budget firstLease vs. buy calculatorCompare the real cost of leasing and buying over the same years.Leasing decisionsGas cost calculatorFuel cost for any road trip, split between riders, compared with other vehicles.Road trips and commutesEV vs. gas savings calculatorYearly fuel savings of an electric car and how long the payback takes.Electric vs. gas
Energy and utilities
Cost guides
Plain-English breakdowns of what big projects cost in 2026, and how to check a quote.
How Much Does a New Roof Cost in 2026?What a new roof costs in 2026 by material and roof size, what drives the price, and how to check a roofer's quote yourself.Cost guideFence Cost per Foot in 2026: Wood vs. Vinyl vs. Chain LinkInstalled fence prices per linear foot in 2026 for chain link, wood, vinyl and aluminum, plus total costs for common yard sizes.Cost guideHow Much Does a Deck Cost in 2026? Wood vs. CompositeDeck building costs per square foot in 2026 for pressure-treated wood, cedar, composite and PVC, with prices for common deck sizes.Cost guideIs an Electric Car Cheaper to Run Than a Gas Car in 2026?A 2026 comparison of EV charging and gas costs per mile and per year, with the break-even math for paying back a higher EV price.Cost guide
Why these numbers are worth trusting
Real formulas, shownEvery calculator explains the exact math it uses, so you can check it by hand.
Current US pricesDefault prices come from named 2026 sources such as AAA, Experian and the EIA, and every page shows when it was last reviewed.
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