Construction & Home Calculators
Estimate materials and costs for building and renovation: concrete and mortar, bricks and blocks, tiles, paint, steel and more. Results are planning estimates — add a wastage margin and confirm with your engineer or contractor.
All 29 construction tools
Grouped by what they do.
Concrete & masonry
6 toolsQuantities and tests for concrete and masonry work.
- Concrete Calculator (Slab, Footing, Column, Tube & Steps) Add up every slab, footing, column and step — then get m³, yd³, bags and truckloads.
- Concrete Mix Calculator — Cement, Sand & Aggregate (IS 456) Cement bags, sand and aggregate for M5–M20 concrete, checked against IS 456.
- Brick Calculator — Bricks, Mortar, Cement & Sand Bricks, mortar, cement and sand for any wall — IS 1077, UK or US brick sizes.
- Plaster & Screed Calculator Cement and sand for walls, ceilings and floor screeds, with IS 1661 thickness guidance.
- Concrete Mix Design Calculator (IS 10262:2019) Every IS 10262 step for an M10–M60 trial mix, checked against IS 456 durability limits.
- Block Calculator — Concrete, CMU & AAC Blocks Blocks, mortar or adhesive and grout for any block wall — IS 2185 and US CMU sizes.
Steel & reinforcement
4 toolsWeights and schedules for steel and reinforcement.
- Rebar (TMT Steel) Weight Calculator Steel weight from bar size, length and count — IS 1786, D²/162 and US bar sizes.
- Bar Bending Schedule (BBS) Calculator A complete BBS — shapes, cutting lengths, counts, laps and steel weight by diameter.
- Reinforcement Steel Quantity Estimator Quick rebar take-off for slabs and members, with the IS 456 limits checked.
- Structural Steel Weight Calculator (Plates, Pipes, Angles, Beams) IS 808 sections, plates, bars and tubes — kg per metre, per piece and for the whole list.
Paint, tiles & flooring
2 toolsQuantities for surfaces, walls and floors.
Earthwork & outdoor
2 toolsGroundwork, landscaping and outdoor builds.
Roofs, stairs & carpentry
2 toolsRoofs, stairs, framing and cutting timber.
Electrical, water & cooling
3 toolsCooling, power and water for a building.
- Water Tank Capacity Calculator Tank volume full or at any water depth, and the tank size your home needs.
- Electricity Bill & Appliance Cost Calculator Units, the bill and what each appliance costs — with your own tariff.
- AC Tonnage & BTU Calculator Find the AC size for a room — quick chart or a heat-gain estimate for hot climates.
Plans, property & costs
10 toolsPlans, land, property costs and buying.
- Labour Attendance (Hajri) Register & Wage Sheet (India) Daily hajri, advances and the weekly payday for your site labour — kept on your phone. Pro tool
- Land Area Converter — Bigha, Guntha, Cent, Marla, Acre Land units by state, from official records — or your own local bigha.
- Plot Area Calculator (Irregular Land) Measure the sides and a diagonal — get the area, a sketch and land units.
- Carpet Area Calculator (RERA) — Built-up & Super Built-up Carpet area as RERA defines it — and what the builder’s super area really means.
- Square Footage & Room Area Calculator Add up rooms and plots of any shape in sq ft, m², gaj or acres.
- Stamp Duty & Registration Charges Calculator What the registry will cost — state presets with sources, or your own rates.
Show all 10 Show fewer Plans, property & costs tools
- House Construction Cost Calculator Your area × your rate, split into stages with a payment plan you can share.
- Daily Wage Calculator for Site Labour Days × rate + overtime − advances = what each worker gets, for one person or a crew.
- Daily Progress Report (DPR) Maker for Construction Sites A site daily progress report with BOQ progress, manpower and photos — a PDF in minutes. Pro tool
- Site Inspection Checklist & Snag List for Construction Tick through a pre-pour or handover checklist, photograph the snags and share a PDF. Pro tool
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Collections with construction tools
All collections →- 42 tools Construction & home Concrete, bricks & steel · Finishes, roofs & outdoors · Electrical, water & cooling · 2 more
- 95 tools Engineers Electrical & electronics · Mechanical, fluids & HVAC · Civil & construction · 3 more
- 107 tools Small business & tax Invoices & billing · GST, VAT & tax · Pricing, profit & stock · 4 more
- 43 tools HR & payroll Salary & take-home pay · PF, gratuity & tax · Time, leave & rosters · 2 more
Good to know
- All 29 tools run in your browser: what you open or paste is not uploaded.
- All of them keep working without a connection once loaded.
- Results are estimates for planning and learning, not financial, tax, legal or engineering advice. Check the method and assumptions on each tool’s page.
Other categories
All tools →- 132 tools Developer Format, validate, encode, decode.
- 40 tools Data CSV, Excel, tables, charts.
- 95 tools Text Count, clean, sort, compare.
- 92 tools Image Compress, resize, convert, crop.
- 55 tools PDF Merge, split, extract, convert.
- 35 tools Audio & Video Convert, trim, compress media.
- 56 tools Design Colours, gradients, CSS.
- 36 tools SEO Meta tags, sitemaps, schema.
- 27 tools Social Media Captions, previews, limits.
- 94 tools Finance Loans, savings, interest, tax.
- 78 tools Business Invoices, quotes, margins.
- 39 tools Legal Templates and legal maths.
- 48 tools Health BMI, calories, pregnancy.
- 51 tools Math Calculators and solvers.
- 45 tools Science Physics, chemistry, astronomy.
- 31 tools Engineering Electronics, electrical, mechanical.
- 80 tools Education Grades, citations, study.
- 36 tools Network DNS, headers, IPs, subnets.
- 35 tools Security Passwords, encryption, keys.
- 33 tools Converters Every unit, exact factors.
- 75 tools Utility Convert, count down, randomise.