SureAmount
Plan the whole job, not just the math.
Free home-improvement calculators that plan the whole job, not just the math.
Calculators
Concrete
- Concrete Calculator
Slabs, footings, post holes and columns: cubic yards and premix bags.
Yard and garden
- Mulch Calculator
Garden beds: cubic yards, bags of each size and landscape fabric.
- Gravel Calculator
Paths, patios and bases: cubic yards, tons and bags.
Painting and floors
- Paint Calculator
Rooms: gallons for the walls, ceiling and primer after doors and windows.
- Tile Calculator
Floors and walls: boxes of tile, thin-set bags and a tile count.
Every calculator plans the whole job
Quick answer first
The total you need is at the top of the page, before anything else.
A buy list in store units
Bags, boxes and gallons to buy, with the waste allowance included and explained.
Your own prices
Type the prices from your store to get a cost total; they stay in your browser.
Print or share
Print a store sheet, or copy a link that reopens the same plan.
Imperial and metric
Switch units at any time, and the choice is remembered on your device.
How we check the numbers
Every formula is a separate, tested function: the tests put exact numbers in and expect exact results out, including normal and edge cases. Each calculator page shows its math step by step, with the coverage figures it uses. About SureAmount