Comparison

Construction Calculator A1 vs GreystoneInfra

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 comprehensive tool offers over 500 construction calculators, from basic material quantities to complex bills of quantities. It generates automatic drawings, manages material prices, and provides learning resources for civil engineers and contractors.

Highlights
  • 500+ construction calculators
  • Concrete, rebar, and steel calculations
  • Feet-inch calculator
  • Bill of Quantities (BOQ)
  • Automatic drawings
  • Material price library
  • Unit converter
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

GreystoneInfra

Read full description

Description: Take control of your projects with Project Manager, the ultimate app for efficient project management. Whether you're a professional project manager or someone looking to organize personal tasks, this powerful tool will help you stay organized, collaborate seamlessly, and meet your project goals. Key Features: Intuitive Task Management: Create, prioritize, and assign tasks effortlessly. Break down complex projects into manageable tasks and track their progress with ease. Team Collaboration: Foster effective teamwork by inviting team members, assigning roles, and sharing project updates. Real-time collaboration ensures everyone stays on the same page. Project Timeline: Visualize your project's timeline using Gantt charts or Kanban boards. Identify dependencies, set milestones, and monitor progress to ensure timely completion. Resource Allocation: Allocate resources efficiently to maximize productivity. Assign team members, equipment, and materials to tasks, and optimize resource utilization. Document Management: Store, share, and organize project documents in a centralized location. Access files from anywhere, collaborate on documents, and maintain version control effortlessly. Communication Hub: Streamline project communication with built-in messaging and discussion boards. Stay connected with your team, exchange ideas, and resolve issues promptly. Progress Tracking: Monitor project progress through insightful reports and analytics. Get a comprehensive overview of project performance, identify bottlenecks, and make data-driven decisions. Reminders and Notifications: Never miss a deadline with customizable reminders and notifications. Stay informed about task updates, approaching deadlines, and important milestones. Integration Capabilities: Seamlessly integrate with popular productivity tools like calendars, email clients, and file storage platforms. Sync project data across multiple platforms for enhanced efficiency. Security and Privacy: Protect your sensitive project information with robust security measures. Rest assured knowing that your data is encrypted and stored securely. Unlock your project's full potential with Project Manager and experience unparalleled project management efficiency. Download now and take control of your projects like never before!

Screenshots

Construction Calculator A14 screens
GreystoneInfra3 screens

Verdict

The call

The clearest difference is in-app purchases: GreystoneInfra at none against Construction Calculator A1's 6. GreystoneInfra also leads on iOS requirement (12.4 vs 15.0). Construction Calculator A1's advantage is device support. On price 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. Construction Calculator A1 sells 6 in-app purchases, starting at $2.99 per month. GreystoneInfra asks for nothing beyond the download.

Scorecard3 real differences · 7 level
Construction Calculator A1 versus GreystoneInfra: the parameters behind the verdict, then further details
ParameterConstruction Calculator A1GreystoneInfra
PriceFreeFree
Rating4.7 (29 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings29 — better—
Update frequencyMonthly—
AdsYes—
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — better—
Requires iOS15.012.4 — better
Further details — not scored
Size182 MB20 MB
Age rating4+17+
DeveloperBinary And Bricks Pvt LtdMARKS DZYN PRIVATE LIMITED

In-app purchases

6 purchases

Construction Calculator A1

Subscriptions2
  • Pro access monthly subscription$2.991 Month
  • Pro access yearly subscription$24.991 Year
One-time4
  • 100 AI Credits$0.99
  • 500 AI credits$3.99
  • 500 AI credits$9.99
Show 1 more
  • Lifetime Access$39.99
None

GreystoneInfra

No in-app purchases

Questions

Is Construction Calculator A1 free?
Construction Calculator A1 is free to download, with in-app purchases available.
Is GreystoneInfra free?
GreystoneInfra is free to download, with no in-app purchases.

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