BuildKalk PH

YOUR EVERYDAY BUILDING TOOLBOX

Measure twice.
Build with clarity.

Construction calculators made for the Philippines. Turn your measurements into material estimates — with the math right in front of you.

Find your calculator
✓ Free to use✓ No sign-up✓ Philippine pesos
PROJECT NOTES / 001SLAB ESTIMATE
10 m5 m100 mm
CONCRETE WITH 5% ALLOWANCE5.25

10 × 5 × 0.10 × 1.05 = 5.25 m³

BUILT FOR THE WAY YOU BUILDMetres & millimetresCHB & kabilyaYour local prices

LESS GUESSWORK. MORE BUILDING.

What are you estimating?

Three practical tools.
One less thing to calculate by hand.

FROM MEASUREMENTS TO MATERIALS

A clearer estimate
in a few steps.

For homeowners, foremen and builders planning their next project.

  1. Enter your measurements

    Use dimensions from your plan or site measurements.

  2. Make room for real life

    Adjust the allowance and enter your supplier’s price.

  3. See the numbers behind the answer

    Review the formula before using your estimate.

THE TOOLBOX IS GROWING

More useful tools. Same simple approach.

Paint, tile, roofing and excavation are on our shortlist. These tools are not available yet.