Construction Calculator

Construction Calculator is an offline construction calculator for people who build things: concrete calculator, rebar calculator, brick, tile, steel, scaffold and pipe volume - with a material estimator and cost estimator that work with no signal. No account. No signup. The app works anywhere - a job site, a basement, a rooftop - and it never sells your data because it never needs the network. WHAT YOU CAN DO - Concrete calculator: slabs, footings, columns and walls - bags, volume, cost. - Rebar calculator: footings, beams and ties - steel weight and volume in one tap. - Brick, tile, beam, column, roofing, scaffold, excavation, asphalt and pipe volume calculators. - Unit converter: metric and imperial, plus construction units. Use this unit converter offline on the job. - The material estimator and cost estimator build as you work. - Save projects and reopen them anytime. - Export a clean, print-ready PDF or structured Excel file. MADE FOR THE FIELD - This construction calculator works offline on site - even with no signal. - Big numbers and large buttons, readable in daylight and on the move. - Smart defaults and quick presets to cut your typing. - Dark mode for evening planning. - Every result can be copied or shared in one tap. FREE, WITH A PRO OPTION - All calculators are fully free. No paywall in the middle of a calculation. - The free version shows a small banner ad; Pro removes it for good. - Pro also removes the limits on saved projects and unlocks branded PDF export and full-project Excel export. - Pro is a one-time or yearly purchase - your choice. Questions or feedback? We read every review.