# Construction Master 5 Calc — Feet Inch Fraction Calculator > Construction feet-inch-fraction calculator for builders and tradesmen. (iPhone/iPad app by Calculated Industries.) - Source: https://appshunter.io/ios/app/construction-master-5-calc/id370412148 (this page in markdown: same URL + `.md`) - Developer: [Calculated Industries](https://appshunter.io/developer/370406449) - Category: Utilities, Productivity - Price: Free with in-app purchases - Rating: 4.80/5 from 13,064 App Store ratings · 161 written reviews indexed - Age rating: 12+ - Requires: iOS 15.0 · 73 MB - Languages: American English - Released: 2010-05-05 - Data updated: 2026-08-29 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/construction-master-5-calc/id370412148/reviews.md ## What is Construction Master 5 Calc? 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 ## Key features - 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 ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | 1 Month Full Access | $3.99 | per month | | 1 Year Full Access | $34.99 | per year | | 1 Month Full Access | $3.99 | per month | | 1 Year Full Access | $34.99 | per year | | 1 Month Full Access | $3.99 | per month | | 1 Year Full Access | $34.99 | per year | ## What do users think of Construction Master 5 Calc? Overall sentiment: positive **Pros** - 👍 Convenient to have on phone - 💡 Useful for construction work - 🚀 Performs like physical calculator - 👍 Helpful for calculations and estimates - 👍 Great tool for framers and carpenters **Cons** - 💰 Expensive subscription model - 🤔 Prefer one-time purchase option - 🤔 Subscription cost as much as physical calculator - 🤔 Should allow trial before subscription - 🐛 Issues with restoring purchases **Commonly reported bugs** - App not working without internet connection - Crashes or freezes on some devices - Login/purchase issues when switching devices **Most requested features** - Add Apple Watch support - Offer one-time purchase option - Improve compatibility with older devices - Provide a free version with limited features ## Recent user reviews (10 of 161) All indexed reviews: https://appshunter.io/ios/app/construction-master-5-calc/id370412148/reviews.md ### 5/5 — Regional Catastrophe Adjuster *2026-08-12, version 12.10.17* It’s a great product. I use it every day. I highly recommend. ### 5/5 — Master 5 calculator *2026-08-01, version 12.10.17* I’ve been using this calculator on my phone for over 20 years. It’s very accurate and helps me in my every day task as a welder fabricator. I would recommend and I do recommend every welder fabricator should put this app on their phone. It does everything someone in construction needs get one you won’t be sorry. ### 5/5 — Carpintero *2026-07-27, version 12.10.17* 100%100 efectivo ### 5/5 — A must have *2026-07-25, version 12.10.17* Love my Construction calculator. Everything one needs to get the job done. Great Tool ### 5/5 — Retired *2026-07-24, version 12.10.17* I just use it sometimes but it’s a great app. ### 1/5 — REQUIRES SUBSCRIPTION TO USE *2026-06-21, version 12.10.17* Free to download but won’t let you use anything until you buy a monthly subscription ### 5/5 — Concrete Foundations *2026-06-18, version 12.10.17* If you do concrete footings & walls like I do for the last 32 years, this calculator is a must have. ### 5/5 — Great calculator *2026-06-01, version 12.10.17* I have been using the construction master since version 2 when it was hand held. I don't know what I would do without it. ### 5/5 — Chingona *2026-06-01, version 12.10.17* Chingona ### 5/5 — Calculator *2026-05-28, version 12.10.17* Best tool for your tool box, get you one today!! ## Frequently asked questions about Construction Master 5 Calc ### What does the Construction Master 5 Calc app do? This app is a specialized feet-inch-fraction calculator designed for construction professionals. It simplifies complex calculations related to layouts, bids, estimates, and dimensional measurements, aiming to improve project accuracy and efficiency. ### What are the key features of this construction calculator? Key features include advanced dimensional math and conversion capabilities, complete right angle and rafter calculations, area and volume solutions, specialized functions like Board Feet and Cost per Unit, and the ability to save or email calculations. It also offers context-sensitive help for each function. ### Is this app free to use? The app offers a FREE 'Try Before You Buy' trial, meaning your App Store account is not charged during the trial period. After the trial, it operates on a freemium model, likely requiring a purchase or in-app purchase to unlock full functionality. ### What devices is the Construction Master 5 Calc compatible with? The app is optimized for mobile devices and is compatible with both iPhone and iPad, replicating the trusted functions of traditional handheld calculators with enhanced mobile-specific features. ### Who would benefit most from using this app? This app is ideal for professionals in the construction industry such as builders, contractors, designers, fabricators, framers, carpenters, and tradesmen. It is also suitable for advanced do-it-yourselfers who need precise measurements for their projects. ## Version history (last 5 releases) ### 12.10.17 — 2026-01-31 New menu Updated preferences behavior Resolved unitless rounding issue Resolved stored settings toggle Fixed some under the cover crashes Moved Preferences to the bottom tab bar ### 12.10.10 — 2025-10-09 Launch crash fix. ### 12.10.6 — 2025-09-25 Maintenance updates ### 12.9.3 — 2025-09-08 Maintenance update ### 12.9.1 — 2025-06-18 New EZ Calcs! Tap the EZ Calcs icon in the bottom toolbar (or top tab bar for iPad users). More EZ Calcs topics on the way. ## Apps similar to Construction Master 5 Calc | App | Rating | Price | Category | | --- | --- | --- | --- | | [Construction Master Pro Calc](https://appshunter.io/ios/app/construction-master-pro-calc/id370406446) | 4.8 (39,372) | Free | Utilities | | [Feet and Inches Calculator](https://appshunter.io/ios/app/feet-and-inches-calculator/id1072241945) | 4.6 (401) | Free | Utilities | | [Material Estimator Calculator](https://appshunter.io/ios/app/material-estimator-calculator/id376071081) | 4.8 (3,093) | Free | Utilities | | [Feet & Inches Tape Calculator](https://appshunter.io/ios/app/feet-and-inches-tape-calculator/id1434258634) | 4.4 (9,261) | Free | Utilities | | [Calculator +](https://appshunter.io/ios/app/calculator-plus/id351815470) | 4.6 (10,020) | Free | Utilities | | [Pipe Trades Pro Calc](https://appshunter.io/ios/app/pipe-trades-pro-calc/id596142100) | 4.8 (4,243) | Free | Utilities | ## More apps by Calculated Industries - [Boater's Pocket Reference](https://appshunter.io/ios/app/boaters-pocket-reference/id323913317) - [Navy SEAL Fitness](https://appshunter.io/ios/app/navy-seal-fitness/id324155166) - [I.D. 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User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-29.*