Everyday tools

Home & DIY Calculators

Clear inputs, practical answers and visible assumptions—no registration required.

Paint Calculator

Calculate wall area, paint required and a practical purchase quantity.

Calculate tiles needed, including an editable waste allowance.

Estimate wallpaper rolls for a room.

Estimate floor area and packs including waste.

Estimate concrete volume and 25 kg dry-mix bags.

Calculate room floor area and perimeter.

Estimate moving boxes from home size and household size.