Comparison

Construction Calculator vs ProjectProof

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

Head to head
About

Construction Calculator

This app provides a comprehensive suite of tools for construction professionals and DIY enthusiasts. It offers precise calculations for decking, roofing, stairs, concrete, and more, with support for both metric and imperial units. Designed for jobsite use, it works offline and provides clear visuals for accurate on-site measurements.

Highlights
  • Decking and flooring calculations
  • Roofing material and coverage estimators
  • Stair and stringer rise/run calculations
  • Concrete, asphalt, and gravel volume estimators
  • Slope, pitch, and angle framing helpers
  • Unit converter with mixed-unit support
  • Offline functionality
Read full description

Build faster, measure smarter. Pro² is a complete construction calculator for decking, roofing, concrete, stairs, framing and precise on-site measurements. It’s made for builders, carpenters, contractors and serious DIY who need accurate answers in seconds. DECKING & FLOORING • Area, board runs, spacing and waste allowance • Material takeoff for boards and joists ROOFING (METAL & TILE) • Coverage and sheet/tile counts • Overhangs, pitch, angle and rafter length helpers STAIRS & STRINGERS • Rise/run, slope %, angle (°) and stringer length • Clear breakdowns and step-by-step visuals BALUSTERS, RAILING & EVEN SPACING • Perfect marks from 0 to full length • Spacing tables for clean, consistent layouts CONCRETE, ASPHALT, GRAVEL & SOIL • Volume estimators for slabs, pads, footings and fills • Smart rounding for real-world quantities SLOPE, PITCH & ANGLES • Fast framing helpers for cuts and layout • Metric and imperial support in every tool UNIT CONVERTER • Length, area, volume, density and weight • Built for mixed-unit jobs (mm, ft, inches) QUICK CALCULATOR • Running history with one-tap copy/share MADE FOR THE JOBSITE • Fraction support and practical defaults • Works fully offline—no signal required • Clean visuals that stay readable outdoors WHY PROS USE PRO² • One app instead of juggling multiple separate tools • Accurate results, simple inputs and clear diagrams • New tools and improvements arrive regularly based on user feedback Pro² is built for professional construction, carpentry, decking, roofing and framing work—yet intuitive enough for DIY home projects. Upgrade to unlock additional tools and advanced features when you’re ready to grow your toolkit. SUBSCRIPTION TERMS • Carpenter Pro is an optional auto-renewing subscription with Weekly and Annual plans. • A 3-day free trial is available on the Annual plan. • Payment is charged to your Apple ID and subscriptions renew automatically unless cancelled at least 24 hours before the end of the period. • You can manage or cancel your subscription in your App Store account settings. • Lifetime is a one-time purchase and does not auto-renew. • The localized price is shown in-app before you confirm. Terms of Use (Apple EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://shapkin.dev/apps/carpenter/privacy.html

About

ProjectProof

Features
Read full description

ProjectProof est l'application indispensable pour tous les professionnels et particuliers qui souhaitent documenter et gérer leurs projets de manière professionnelle. FONCTIONNALITÉS PRINCIPALES Gestion complète de projets • Création et suivi de projets de A à Z • Informations détaillées (dates, budget, localisation) • Gestion des intervenants et leurs rôles Documentation visuelle • Photos avant/pendant/après avec l'appareil photo • Import d'images depuis la galerie • Organisation par catégories (plans, factures, etc.) • Stockage local sécurisé Signatures électroniques • Validation des projets par signature tactile • Projets verrouillés après signature Rapports personnalisés • Génération PDF et HTML professionnels • Personnalisation avec logo et infos entreprise • Partage direct par email ou autres apps • Rapports complets avec toutes les données Multilingue • Interface en français et anglais • Changement de langue instantané Confidentialité respectée • Données stockées localement sur votre appareil • Aucune transmission automatique vers des serveurs • Vous gardez le contrôle total de vos données Idéal pour : • Artisans et entrepreneurs BTP • Architectes et maîtres d'œuvre • Contrôleurs et inspecteurs • Gestionnaires de chantiers • Bureaux d'études AVANTAGES • Interface intuitive et moderne • Fonctionne hors ligne • Sauvegarde locale sécurisée • Mise à jour gratuite Transformez votre gestion de chantier avec ProjectProof !

Screenshots

Construction Calculator4 screens
ProjectProof4 screens

Verdict

The call

The clearest difference is in-app purchases: ProjectProof at none against Construction Calculator's 12. ProjectProof also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price and ads 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 sells 12 in-app purchases, starting at $2.99 per 7 days. ProjectProof asks for nothing beyond the download.

Scorecard3 real differences · 7 level
Construction Calculator versus ProjectProof: the parameters behind the verdict, then further details
ParameterConstruction CalculatorProjectProof
PriceFreeFree
Rating4.7 (22 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings22 — better—
Update frequencyFortnightly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.015.1 — better
Further details — not scored
Size49 MB36 MB
Age rating4+4+
DeveloperShapkin DevTechprog

In-app purchases

12 purchases

Construction Calculator

Subscriptions2
  • Carpenter PRO - Weekly$2.997 Days
  • Carpenter PRO — Annual3 Days trial$19.991 Year
One-time10
  • RL Level & Benchmark Calculator$3.99
  • Gravel Volume Calculator$3.99
  • Stair Stringer & Rise Run Calc$3.99
Show 7 more
  • Soil Excavation Volume Calculator$3.99
  • Asphalt Tonnage Calculator$3.99
  • Right Triangle & Pitch Calculator$3.99
  • Running Measurements Calculator$3.99
  • Unit Converter: Feet & Metric$3.99
  • Paint Area Coverage Estimator$3.99
  • Lifetime Access$39.99
None

ProjectProof

No in-app purchases

Questions

Is Construction Calculator free?
Construction Calculator is free to download, with in-app purchases available.
Is ProjectProof free?
ProjectProof is free to download, with no in-app purchases.
Do Construction Calculator or ProjectProof have ads?
Neither Construction Calculator nor ProjectProof shows ads.

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