Construction Tools
Plan your next building or renovation project with our collection of free online construction tools. Estimate materials, convert units, and calculate costs directly from your browser, no installation needed.
Whether you’re a contractor, DIY enthusiast, or homeowner planning a renovation, these calculators help you avoid costly mistakes and save time on every stage of your project.
Brick Calculator
Calculate how many bricks, mortar, cement and sand you need for a wall. Free brick calculator with cost estimate, works in metric or imperial.
Concrete Calculator
Calculate concrete volume, cement bags, sand and aggregate for slabs, footings, columns and stairs. Free concrete calculator with cost estimate.
Excavation Calculator
Calculate excavation volume, soil swell, truck loads and cost for trenches, pits and basements. Free excavation calculator in metric or imperial.
Fence Calculator
Calculate how many fence posts, panels, rails and concrete bags you need for a straight run or yard. Free fence calculator with cost estimate.
Gravel Calculator
Calculate how much gravel you need for a driveway, trench, pathway or garden bed. Free gravel calculator with weight, bags, truck loads and cost.
Paint Calculator
Calculate how much paint you need for a wall, ceiling or room. Free paint calculator with coats, coverage rate, cans and cost estimate.
Frequently Asked Questions
Are these construction tools free to use?
Yes, all construction calculators and converters on Toolali are completely free, with no signup required.
Can these tools replace a professional estimate?
These calculators give fast, reliable approximations for planning purposes. For structural or legally binding estimates, always consult a licensed contractor or engineer.
Do I need to install anything to use these tools?
No. Every tool runs directly in your browser, works on desktop and mobile, and requires no downloads or installation.
Explore More
Mathematics
Solve equations, calculate percentages, work with algebra, geometry, statistics, and more using fast and accurate online math tools.
Converters
Use fast and accurate online converters for units, currencies, measurements, files, and data formats. Simple tools for everyday conversions.
Finance
Access smart financial tools and calculators for loans, investments, budgeting, taxes, interest, and personal finance planning.