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Engineering Calculators
Built for All Builders

Free, accurate, and mobile-friendly construction calculators — from brick counts to steel weights. Save time and material cost on every project.

159+

Live Calculators

Select a Category

Explore specialized engineering calculators by category.

Concrete & RCC

Calculate concrete volumes, mix ratios, and material quantities for all structural elements.

26 Calculators ▼

Steel & Rebar

Calculate steel weights, cutting lengths, and bar bending schedules for reinforced concrete.

17 Calculators ▼

Masonry & Wall

Estimate bricks, blocks, and mortar for all types of walls and structures.

14 Calculators ▼

Plastering Work

Calculate cement, sand, and gypsum requirements for internal and external plastering.

15 Calculators ▼

Painting & Finish

Calculate paint, primer, and putty requirements for your interior and exterior surfaces.

11 Calculators ▼

Earthwork & Excavation

Calculate site excavation, backfilling volumes, and truck load requirements.

14 Calculators ▼

Tiles & Flooring

Estimate floor and wall tiles, grout, skirting, and other flooring materials.

11 Calculators ▼

Planning & Costing

Estimate house construction costs, material budgets, and project timelines.

13 Calculators ▼

Land & Survey

Calculate plot areas, slopes, distances, and land unit conversions.

12 Calculators ▼

House Planning

Estimate staircase riser/tread, room areas, and floor area ratios.

5 Calculators ▼

Utility & Plumbing

Calculate water tank capacities, septic tank sizes, and other utilities.

6 Calculators ▼

Wood & Timber

Estimate wood volume for sawn timber and round logs using trade standards like Hoppus rule.

4 Calculators ▼

Engineering CalculatorsBuilt for All Builders