Home Project Calculators

Practical material estimators for your home improvement projects. All calculations happen in your browser — nothing is saved to a server.

Calculate how many gallons (or litres) of paint you need for any room. Supports multiple rooms, openings, coats, and coverage.

Estimate bags or ready-mix for slabs, footings, columns, and post holes. Covers all standard bag sizes.

Estimate packages of hardwood, laminate, or vinyl plank. Handles L-shaped rooms, exclusions, and waste presets.

Count tiles and boxes for floors and walls, with pattern waste guidance and box coverage support.

Estimate landscape material by depth for beds, paths, and tree rings — bags, bulk volume, and weight.