Comparison

Project Construction Estimator vs Construction Calculator A1

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

Head to head
About

Project Construction Estimator

This app helps users estimate material quantities and costs for various construction and renovation projects. It provides detailed instructions and calculations for internal, construction, and outdoor works, catering to both beginners and experienced professionals. Save money and plan your projects efficiently with this comprehensive tool.

Highlights
  • Internal works calculations
  • Construction works calculations
  • Outdoor works calculations
  • Material quantity and cost estimates
  • Metric and imperial unit support
  • Detailed instructions and hints
Read full description

The ultimate Handyman in your pocket app you will ever need. Designed for beginners, but also experienced builders, craftsmen, construction workers, engineers and DIY handymen. Our app will give you valuable information about the necessary quantities and price for doing different construction, internal and other works. Calculate material costs and save money! FEATURES: * Internal works * Construction works * Outdoor works * Volume and weight information Each category features subcategories with detail instructions for use and also gives you ideas for different parquet flooring patterns, instructions for putting up wallpapers so you never miss a spot, hints how to get the best carpet for your room, a detail guide for mixing the right amount of mortar or how to properly place your favorite paver. More than 30 different options, works, calculations, optimized for both metric and imperial units, for different standards Calculate coverage areas, spacing, required amount of work material and cost for each piece or box of materials to give you an excellent estimate for your works and help you save money. Each calculation is designed to give you additional information or help you think about details you might have overseen in your planning so you don't have to worry about anything! Time-saving, money-saving, intuitive and easy-to-use interface guarantee that our Material Estimator will become your indispensable working tool anywhere you go!

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.

Screenshots

Project Construction Estimator4 screens
Construction Calculator A14 screens

Verdict

The call

The clearest difference is review sentiment: Construction Calculator A1 at 67% against Project Construction Estimator's 22%. Construction Calculator A1 also leads on rating (4.7 vs 3.8) and in-app purchases (none vs 4). Project Construction Estimator's advantage is ratings volume (260 vs 23) and iOS requirement (12.0 vs 15.0). On price, ads and device support 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. Project Construction Estimator sells 4 one-off in-app purchases. Construction Calculator A1 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Construction Calculator A1 holds the better App Store score, 4.7 against 3.8. That said, the two scores are not equally well evidenced: Project Construction Estimator has 260 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 22% of Project Construction Estimator's written reviews are positive against 67% of Construction Calculator A1's.

UpkeepUpdate frequency

Project Construction Estimator ships an update every 4 months, Construction Calculator A1 every 3 weeks. The most recent releases landed on August 21, 2026 and September 10, 2026 respectively.

Scorecard7 real differences · 3 level
Project Construction Estimator versus Construction Calculator A1: the parameters behind the verdict, then further details
ParameterProject Construction EstimatorConstruction Calculator A1
PriceFreeFree
Rating3.8 (260 ratings)4.7 (23 ratings) — better
Positive reviews22.0% of reviews66.7% of reviews — better
Number of ratings260 — better23
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS12.0 — better15.0
Further details — not scored
Size41 MB160 MB
Age rating4+4+
DeveloperHive 5 Studio DOOBinary And Bricks Pvt Ltd

Customer experience

Project Construction Estimator

All ratings260 ratings
Positive68.5%
Neutral6.5%
Negative25.0%
Written reviews41 reviews
Positive22.0%
Neutral0.0%
Negative78.0%

Construction Calculator A1

All ratings23 ratings
Positive95.7%
Neutral0.0%
Negative4.3%
Written reviews12 reviews
Positive66.7%
Neutral8.3%
Negative25.0%

In-app purchases

4 purchases

Project Construction Estimator

One-time4
  • Remove Ads$1.99
  • Pricing Calculation$2.99
  • Export Calculations$4.99
Show 1 more
  • Pro pack$5.99
None

Construction Calculator A1

No in-app purchases

Questions

Is Project Construction Estimator free?
Project Construction Estimator is free to download, with in-app purchases available.
Is Construction Calculator A1 free?
Construction Calculator A1 is free to download, with no in-app purchases.
Which has better reviews, Project Construction Estimator or Construction Calculator A1?
Construction Calculator A1 is rated higher. Project Construction Estimator averages 3.8 out of 5 from 260 ratings, while Construction Calculator A1 averages 4.7 from 23 ratings.
Do Project Construction Estimator or Construction Calculator A1 have ads?
Both Project Construction Estimator and Construction Calculator A1 show ads.
Which is updated more often, Project Construction Estimator or Construction Calculator A1?
Project Construction Estimator ships an update every 4 months, and Construction Calculator A1 every 3 weeks. Most recently, Project Construction Estimator was updated on August 21, 2026 and Construction Calculator A1 on September 10, 2026.

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