Free online tools for civil engineers, contractors, and students. Calculate bricks, concrete, steel, plaster, tiles instantly with accurate formulas.
Professional-grade calculators used by engineers, contractors, and students across Pakistan, Saudi Arabia, and UAE.
Calculate bricks, cement bags, sand, and mortar for any wall size.
Calculate now →Cement, sand, aggregate, water for slab, beam, column, footing.
Calculate now →Bar weight, cutting length, total tonnage using d²/162 formula.
Calculate now →Cement and sand quantity for single or double coat plaster work.
Calculate now →Number of tiles, adhesive quantity, wastage percentage included.
Calculate now →Paint liters, primer, and putty quantities for walls and ceilings.
Calculate now →Calculate beam loads, moments, and reactions for structural design.
Calculate now →Axial load, self-weight, and tributary area for column design.
Calculate now →Steps, riser height, tread depth, and landing size calculator.
Calculate now →Earthwork volume, backfill quantity, and dumping amount.
Calculate now →Square feet ↔ square meter, marla, kanal and more.
Convert now →Cubic feet ↔ cubic meter ↔ liters and more.
Convert now →PSI ↔ MPa ↔ kPa for engineering calculations.
Convert now →kg ↔ tonnes ↔ lbs for material quantities.
Convert now →Not generic calculators — built with real formulas used by practicing engineers in Pakistan and the Gulf.
Standard engineering formulas — same ones used in ACI, BS, and ASTM codes.
Works perfectly on phone at the job site. Fast, responsive, no app download needed.
Generate branded PDF reports to share with clients. Available in Pro plan.
Pakistan, Saudi Arabia, Qatar, UAE standards. Prices in PKR, SAR, AED, USD.
Log in to save calculation history and access past projects anytime.
Core calculators are 100% free. No registration required for basic use.
Beyond calculators — our engineers deliver full BOQs, structural drawings, and project documentation.
Accurate Bill of Quantities for residential and commercial projects. Delivered in Excel and PDF format.
RCC structural design for residential and commercial buildings per Pakistan and Gulf standards.
Professional floor plans, elevation drawings, and shop drawings for construction projects.
Revit-based 3D BIM models for clash detection, quantity takeoff, and project visualization.
Start free. Upgrade when you need PDF reports, saved projects, and advanced features.
Perfect for occasional calculations and learning.
For engineers and architects who need professional deliverables.
For contractors, firms, and quantity surveyors managing multiple projects.