Comparison

Construction Master 5 Calc vs RedX Decks

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

Head to head
About

Construction Master 5 Calc

This app is a powerful feet-inch-fraction calculator designed for construction professionals. It offers advanced calculation capabilities for layouts, bids, and estimates, simplifying complex measurements and conversions for enhanced project accuracy and efficiency.

Highlights
  • Feet-inch-fraction calculations
  • Right angle and rafter calculations
  • Area and volume solutions
  • Board feet and cost per unit
  • Dimensional math and conversions
  • Save or email calculations
  • Context-sensitive help
Features
Read full description

FREE Try Before You Buy trial, your App Store account is not charged by Apple during the free trial. Introducing the Construction Master 5, an innovative feet-inch-fraction builder's calculator that revolutionizes project efficiency and accuracy. For over thirty years, this award-winning tool has been a vital asset in North America's construction industry, trusted by professionals for its precision and reliability. The Construction Master 5 was built for professionals, including Builders, Contractors, Designers, Fabricators, Framers, Carpenters, Tradesmen, and Advanced Do-It-Yourselfers. ----- VERSATILE FUNCTIONALITY FOR CONSTRUCTION PROFESSIONALS ----- • Tailored to meet the needs of Builders, Contractors, and Designers • Essential for Fabricators and Framers/Carpenters • Invaluable for Tradesmen across specialties • Perfect for Advanced Do-It-Yourselfers requiring precise measurements • Aim to enhance speed, accuracy, and productivity in dimension-focused projects ----- OPTIMIZED FOR MOBILE DEVICES ----- • Compatible with both iPhone and iPad • Replicates the trusted functions of our traditional handheld calculators • Enhanced with exclusive features for mobile users • User-friendly design with a comprehensive User’s Guide • Includes Searchable help and a 'press and hold' feature for instant help on functions, supported by tutorial videos ----- ADVANCED CALCULATION CAPABILITIES ----- • Equipped with a robust core engine from Calculated Industries • Assures unmatched reliability and precision • Perfect for construction or DIY projects requiring exact measurements • Offers powerful built-in solutions for layouts, plans, bids, and estimates • Works in and converts between various dimensional formats, including imperial and metric units ----- COMPREHENSIVE BUILT-IN SOLUTIONS ----- • Extensive dimensional math and conversion capabilities • Features complete right angle and rafter calculations • Includes area and volume solutions for square, cubic, and circular calculations • Special functions like Board Feet, Cost per Unit, and Advanced Paperless Tape • User-definable preferences and memory function for personalized use ----- ENHANCED APP FEATURES ----- • Entry-editing Backspace Key for easy corrections • Context-sensitive help is available for each function • Ability to save or email calculations and outputs like cut lists • Facilitates complex calculations with ease • Designed for efficient use in the field, office, or on the go With the Construction Master 5, take your construction and DIY projects to the next level of efficiency and precision. This tool not only simplifies complex calculations but also brings a new level of professionalism and accuracy to your work. Whether working on the job site, in the office or tackling a home project, the Construction Master 5 is your indispensable partner, ensuring that every measurement and calculation is on point. Upgrade your toolkit with the Construction Master 5 and experience the future of construction and project planning today. SUBSCRIPTION INFORMATION Your Free Trial period is free of charge. Subscriptions offered will automatically renew at the end of the chosen period. Upon purchase confirmation and completion of a free trial, payment will be charged to your Apple account. The subscription will automatically renew unless auto-renew is turned off or the subscription is canceled in settings at least one day (24 hours) before the subscription period ends. You can manage your subscription and turn off auto-renewal in your Apple account Settings > Account (Apple ID) > Subscriptions. TRADEMARKS Construction Master® and Calculated Industries® are registered trademarks of Calculated Industries, Inc. Copyright 2024

About

RedX Decks

Design and visualize complex deck structures, including roofs and stairs, with automatic framing and structural calculations. Generate professional, permit-ready blueprints and detailed material lists for efficient construction.

Highlights
  • 3D deck and roof design
  • Automatic framing layouts
  • Structural calculations
  • Permit-ready blueprints
  • Material and cut lists
  • 3D visualization and renders
Features
Read full description

Design decks. Add roofs. Generate permit ready blueprints. RedX Decks is powerful deck design software for contractors, designers, and serious DIY builders. Create structurally sound decks, add roof-over-deck systems with beams and posts, and generate professional construction drawings in minutes. Build straight, wraparound, gazebo, L-shaped, U-shaped, freestanding, multi-level, or fully custom decks with automatic framing layouts and structural calculations. Decks With Roof Structures Design: • Roof over deck systems • Post and beam covered decks • Gazebo roofs • Decks with integrated stairs and railings • Multi-level structural framing Create complete deck and roof framing plans including beams, joists, posts, and railing systems. Permit Ready Blueprints Generate professional PDF construction drawings: • Joist and beam layout plans • Elevation blueprints • Framing layouts • Post and railing layouts • Stair stringer plans • Structural load calculations • Detailed material and cut lists Perfect for permit applications, contractor submissions, inspections, and client presentations. Automatic Structural & Framing Layout RedX automatically calculates: • Deck tributary areas • Beam sizing logic • Joist and beam placement • Load distribution • Structural checks Automatically generate: • Beam layouts • Joist layouts • Divider boards • Joist blocking • Post spacing • Stair framing Adjust spacing, deck load, materials, and wood species to match your project requirements. 3D Visualization & High-Quality Renders View your deck and roof structure in realistic 3D. Rotate, zoom, and inspect every component before building. Export high-resolution render images for client presentations, marketing, social media, or permit documentation. Complete Material & Cut Lists Get accurate: • Lumber quantities • Cut lists • Fastener estimates • Material summaries Reduce waste and build with confidence. Built for decks attached to a house or fully freestanding structures — from simple backyard builds to covered roof-over-deck systems. Download RedX Decks and start creating permit ready deck and roof blueprints today. Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ RedX Apps Terms of Service https://www.redxapps.com/terms-of-service In-App Purchases Available Premium Monthly and Yearly subscriptions unlock advanced features. Payment is charged to your iTunes account and renews automatically unless turned off at least 24 hours before the end of the current period. Manage subscriptions in your App Store settings. Current pricing starts at $6.99 USD/month or $59.99 USD/year. Prices may vary by region and are subject to change. Active subscriptions cannot be canceled during the billing period.

Screenshots

Construction Master 5 Calc4 screens
RedX Decks4 screens

Verdict

The call

The clearest difference is review sentiment: Construction Master 5 Calc at 68% against RedX Decks's 31%. Construction Master 5 Calc also leads on rating (4.8 vs 4.3) and ratings volume (13K vs 528). RedX Decks's advantage is update cadence (every 10 days vs every 3 months). On price, ads, in-app purchases and monetization model 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 Master 5 Calc sells 2 in-app purchases, starting at $3.99 per month and RedX Decks sells 9 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Construction Master 5 Calc holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Construction Master 5 Calc has 13K ratings behind it against 528, so its average is the more settled of the two. Written reviews point the same way: 68% of Construction Master 5 Calc's written reviews are positive against 31% of RedX Decks's.

UpkeepUpdate frequency

Construction Master 5 Calc ships an update every 3 months, RedX Decks every 10 days. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

Scorecard5 real differences · 6 level
Construction Master 5 Calc versus RedX Decks: the parameters behind the verdict, then further details
ParameterConstruction Master 5 CalcRedX Decks
PriceFreeFree
Rating4.8 (13K ratings) — better4.3 (528 ratings)
Positive reviews67.9% of reviews — better30.8% of reviews
Number of ratings13K — better528
Update frequencyEvery 3 monthsEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#174 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size73 MB177 MB
Age rating12+4+
DeveloperCalculated IndustriesRedX Technology Inc

Customer experience

Construction Master 5 Calc

All ratings13,064 ratings
Positive96.3%
Neutral1.2%
Negative2.4%
Written reviews165 reviews
Positive67.9%
Neutral4.2%
Negative27.9%

RedX Decks

All ratings528 ratings
Positive82.8%
Neutral3.0%
Negative14.2%
Written reviews39 reviews
Positive30.8%
Neutral5.1%
Negative64.1%

Bugs and requests

Construction Master 5 Calc

Reported bugs

3 issues
  • App not working without internet connection
  • Crashes or freezes on some devices
  • Login/purchase issues when switching devices

Requested features

4 requests
  • Add Apple Watch support
  • Offer one-time purchase option
  • Improve compatibility with older devices
  • Provide a free version with limited features

RedX Decks

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Construction Master 5 Calc

Subscriptions2
  • 1 Month Full Access14 Days trial3 variants$3.991 Month
  • 1 Year Full Access14 Days trial3 variants$34.991 Year
9 purchases

RedX Decks

Subscriptions6
  • RedX Decks Pro$6.991 Month
  • RedX Apps Pro++ Monthly$9.991 Month
  • RedX Apps Pro++$59.991 Year
Show 3 more
  • RedX Decks Pro7 Days trial$89.991 Year
  • RedX Decks Pro7 Days trial$119.991 Year
  • RedX Apps Bundle1 Year trial2 variants$179.991 Year
One-time3
  • 20 Render Credits$9.99
  • 100 Render Credits$29.99
  • 200 Render Credits$44.99

Questions

Is Construction Master 5 Calc free?
Construction Master 5 Calc is free to download, with in-app purchases available.
Is RedX Decks free?
RedX Decks is free to download, with in-app purchases available.
Which has better reviews, Construction Master 5 Calc or RedX Decks?
Construction Master 5 Calc is rated higher. Construction Master 5 Calc averages 4.8 out of 5 from 13K ratings, while RedX Decks averages 4.3 from 528 ratings.
Do Construction Master 5 Calc or RedX Decks have ads?
Neither Construction Master 5 Calc nor RedX Decks shows ads.
Which is updated more often, Construction Master 5 Calc or RedX Decks?
Construction Master 5 Calc ships an update every 3 months, and RedX Decks every 10 days. Most recently, Construction Master 5 Calc was updated on October 15, 2026 and RedX Decks on October 14, 2026.

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