Everyday & Home
Practical calculators for the stuff around the house and the get-togethers you host.
Home Improvement
11Paint Calculator
How much paint you need for a wall, based on area, coats, and coverage rate.
Open calculatorFlooring & Tile Calculator
How many tiles you need for a room, including a waste allowance.
Open calculatorWallpaper Calculator
How many wallpaper rolls you need, based on perimeter, height, and pattern repeat.
Open calculatorConcrete Calculator
Volume of concrete and number of bags needed for a slab, based on length, width, and depth.
Open calculatorGravel Calculator
How much gravel — by weight — you need for a driveway or path.
Open calculatorMulch & Soil Calculator
How much mulch or soil you need for a garden bed, and how many bags to buy.
Open calculatorFirewood Volume Calculator
A stacked firewood pile's volume in cubic meters and cords.
Open calculatorLawn Fertilizer Calculator
How much fertilizer your lawn needs, and how many bags to buy, based on application rate.
Open calculatorGrass Seed Calculator
How much grass seed a new or overseeded lawn needs, and how many bags to buy.
Open calculatorCompost C:N Ratio Calculator
Estimate your compost pile's carbon-to-nitrogen ratio from greens and browns added.
Open calculatorPlant Spacing Calculator
How many plants fit in a garden bed based on its size and recommended spacing.
Open calculatorParty & Hosting
4Party Drinks Calculator
How many drinks to buy for a party, based on guest count and event length.
Open calculatorPizza Calculator
How many pizzas to order for a group, based on slices per person.
Open calculatorIce Calculator
How much ice — and how many bags — to buy for a party, based on guests and event length.
Open calculatorBBQ Meat Quantity Calculator
How much meat to buy for a BBQ or cookout, based on guest count and appetite.
Open calculator