Comparison

Construction Calculator A1 vs Einpro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Construction Calculator A1

This app provides specialized calculators for construction professionals, including concrete, rebar, and area/volume calculations. It offers material quantity estimation, unit conversion, and professional features like BOQ export and project organization. Designed for contractors, builders, and engineers on job sites worldwide.

Highlights
  • Concrete material quantity calculation
  • Rebar bending schedule and weight calculation
  • Feet-inch arithmetic without decimal conversion
  • Area and volume calculations for 15+ shapes
  • Construction-specific unit conversions
  • Bill of Quantities (BOQ) export to PDF/Excel
  • Save and organize calculations by project
Features
Read full description

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.

About

Einpro

Features
Read full description

EinPro is a powerful cloud-based Project & Asset Management application, designed specifically for telecom and infrastructure projects. Easily manage tasks, activities, vendors, customers, and assets from a single platform. Track project progress, control expenses with multi-level approvals, and handle vendor and customer billing seamlessly. EinPro also offers real-time dashboards and smart reports to help you monitor profitability, project health, and operational efficiency—anytime, anywhere. Key Features: Task & Activity Management Vendor & Customer Billing & WCC Tracking Asset Tracking & Management In-house Expense Management with Approvals Profit & Loss Insights High-Level Dashboards & Reports Cloud-Native with Daily Backups Experience smoother project execution and complete financial control with EinPro.

Screenshots

Construction Calculator A14 screens
Einpro4 screens

Verdict

The call

The clearest difference is ads: Einpro at none against Construction Calculator A1's shown. Einpro also leads on update cadence (weekly vs every 4 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Construction Calculator A1 ships an update every 4 weeks, Einpro weekly. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 8 level
Construction Calculator A1 versus Einpro: the parameters behind the verdict, then further details
ParameterConstruction Calculator A1Einpro
PriceFreeFree
Rating4.8 (26 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings26 — better—
Update frequencyEvery 4 weeksWeekly — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size161 MB47 MB
Age rating4+4+
DeveloperBinary And Bricks Pvt LtdEinlogica Solutions Private Limited

In-app purchases

None

Construction Calculator A1

No in-app purchases

None

Einpro

No in-app purchases

Questions

Is Construction Calculator A1 free?
Construction Calculator A1 is free to download, with no in-app purchases.
Is Einpro free?
Einpro is free to download, with no in-app purchases.
Do Construction Calculator A1 or Einpro have ads?
Construction Calculator A1 shows ads; Einpro does not.
Which is updated more often, Construction Calculator A1 or Einpro?
Construction Calculator A1 ships an update every 4 weeks, and Einpro weekly. Most recently, Construction Calculator A1 was updated on September 30, 2026 and Einpro on October 1, 2026.

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