Free construction calculators and estimating tools for homeowners, contractors, engineers and construction professionals in the Philippines. Use these tools for preliminary planning and quantity estimates before confirming project requirements with the appropriate construction professional.

Concrete Calculator Philippines

Calculate concrete volume for slabs, beams, columns, footings and walls, with preliminary cement, sand and gravel estimates.

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CHB Calculator Philippines

Calculate concrete hollow blocks for walls, deduct doors and windows, add wastage allowance, and estimate cement and sand for CHB laying.

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Tile Calculator Philippines

Estimate the number of tiles needed for floors or walls, including wastage allowance and optional tile adhesive requirements.

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Paint Calculator Philippines

Estimate the amount of paint needed based on wall area, openings, number of coats, coverage and wastage allowance.

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Rebar Calculator Philippines

Estimate reinforcing bar quantities and weight for preliminary construction material planning.

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Aircon Size Calculator Philippines

Estimate the appropriate aircon cooling capacity, HP and BTU/hr for a room based on its size and conditions.

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Solar Panel Calculator Philippines

Estimate solar system size, number of panels, electricity generation, panel area and preliminary installation budget.

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Construction Cost Calculator Philippines

Estimate a preliminary construction budget by floor area and cost per square meter, or see how much floor area a given budget may support.

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Roofing Calculator Philippines

Estimate long-span roofing panels, roof area, material cost, pitch, angle and slope.

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Plastering Calculator Philippines

Estimate plastering area, cement and sand for common wall plaster mixes and thicknesses.

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Steel Weight Calculator Philippines

Calculate kg/m, weight per piece and total weight for plates, bars, angles, pipes and tubes.

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Septic Tank Calculator Philippines

Estimate preliminary septic tank capacity and two-chamber dimensions based on occupants and bedrooms.

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Water Tank Size Calculator Philippines

Estimate household water storage requirements or calculate rectangular and cylindrical tank capacity.

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Fence Calculator Philippines

Estimate CHB quantity, fence posts, bays, gate deductions, plastering and paintable wall area.

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Pag-IBIG Housing Loan Calculator Philippines

Estimate housing-loan monthly amortization or preliminary loan capacity based on income, rate and term.

Use Pag-IBIG Loan Calculator →

More Construction Tools Coming Soon

We’re developing additional free tools to help with construction quantities, material estimates and project planning.

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