# Construction Calculator A1 > Construction calculator app Canonical page: [https://chrome-stats.com/d/id1589484051](https://chrome-stats.com/d/id1589484051) ## Overview - **ID:** `id1589484051` - **Platform:** Apple - **Type:** Apple app - **Status:** Available - **Publisher:** Binary And Bricks Pvt Ltd - **Category:** Productivity - **Rating:** 4.80 / 5 (26 ratings) - **Version:** 2026.08.04 - **Last updated:** 2026-08-30 - **First published:** 2021-10-08 - **Size:** 160 MB - **Data as of:** 2026-09-25 - **Store listing:** [Apple App Store](https://apps.apple.com/us/app/construction-calculator-a1/id1589484051) - **Website:** [https://www.binaryandbricks.com](https://www.binaryandbricks.com/) - **Privacy policy:** [http://www.binaryandbricks.com/app/privacypolicy.html](http://www.binaryandbricks.com/app/privacypolicy.html) ## Description Plan concrete, steel, tiles & paint like a pro — advanced RCC calculators with drawings, BBS & PDF reports, and a materials library that prices it all for you. The #1 construction calculator trusted by 1M+ contractors, builders, and engineers worldwide. Construction Calculator A1 — the complete civil engineering toolkit for contractors, builders and engineers. 500+ calculators, from a single slab to a client-ready Bill of Quantities. CONCRETE CALCULATOR • Slabs, footings, columns, beams, stairs, walls & culverts • Instant material quantities: cement bags, sand, aggregate • Mix ratios and grade selection for any specification REBAR & STEEL CALCULATOR • Bar Bending Schedule (BBS) with shape codes and cutting lengths • Weight calculator for metric and US bar sizes (#3–#11) • Lap length, cover & spacing calculations • Steel tonnage for structural estimates FEET-INCHES CALCULATOR • Add, subtract, multiply, divide in feet-inches-fractions • No decimal conversion needed • Running tape you can review and reuse BILL OF QUANTITIES (BOQ) — NEW • Send any calculation straight to a BOQ • Organise by project, track total value and % priced • Professional report with your company header and signature • Export as PDF or Excel AUTOMATIC DRAWINGS — NEW • Calculators draw a dimensioned sketch of what you entered • Brickwork, steel shapes, concrete sections, excavation, stairs • Drawings and a DIMENSIONS panel included in every PDF MATERIAL PRICE LIBRARY — NEW • Store your own rates in your own currency • Rates auto-fill into cost fields across the app • Six regional presets with local materials and units APPLE WATCH APP — NEW • Converter, material weight, volume, diagonal and rebar on your wrist • Prices synced from iPhone, with full calculation history AREA & VOLUME • 50+ shapes: rectangle, circle, triangle, trapezoid, polygons, prisms, cones, spheres and more • Draw Shape and GPS Area for irregular plots • Room area, paint coverage, flooring and excavation volumes UNIT CONVERTER • Length, area, volume, weight, pressure, power, speed, density and more • Construction-specific units throughout LEARN — NEW • Civil engineering articles, checklists and reference charts • Topic quizzes with instant explanations • Daily streaks, XP and achievement badges PROFESSIONAL FEATURES • Save and organise calculations by project, with notes and photos • Share estimates with clients instantly • Construction cost estimator with breakdown charts and quotations • Company branding on every report • Google Drive and iCloud backup, cloud sync across devices • Metric and Imperial, 16 languages, light and dark themes • Works offline — calculations need no internet SUBSCRIPTION INFORMATION Construction Calculator Pro is available as a monthly or yearly auto-renewing subscription, or as a one-time Lifetime purchase. • Payment is charged to your Apple ID account at confirmation of purchase. • Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. • Your account is charged for renewal within 24 hours prior to the end of the current period, at the rate of your selected plan. • Manage or cancel your subscription in your App Store account settings after purchase. Privacy Policy: https://www.binaryandbricks.com/app/privacypolicy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Built for real job sites. Download now and estimate like a pro. ## Rankings - #221,095 — Overall ## Similar extensions and apps - [Construction Calculator A1 Pro](https://chrome-stats.com/d/id1587368490) — 4.10 / 5 - [Construction Calculator 2025](https://chrome-stats.com/d/id6743792901) — 4.00 / 5 - [Builder Calculator - Concrete](https://chrome-stats.com/d/id6474994942) - [Construction Calculator A2Z](https://chrome-stats.com/d/id6747255410) — 5.00 / 5 - [Construction Calculator@](https://chrome-stats.com/d/id6764114412) - [Construction Calculator Master](https://chrome-stats.com/d/id6755223268) - [Construction Calculator Pro #1](https://chrome-stats.com/d/id6748603879) — 4.50 / 5 - [Construction Calculator .](https://chrome-stats.com/d/id6755673080) — 4.50 / 5 - [Civil Construction Calculator](https://chrome-stats.com/d/id6763050323) - [Construction Calc & Estimate](https://chrome-stats.com/d/id1439189615) — 1.00 / 5 - [Construction Build Calculator](https://chrome-stats.com/d/id6753993629) - [Construction Calculator Pro 2](https://chrome-stats.com/d/id6746385492) — 3.50 / 5 --- Source: [Chrome-Stats](https://chrome-stats.com/d/id1589484051)