What's New

Thanks for using Construction Master Pro. This latest update includes 4 features requested by users like you!

Project Notes -- Say goodbye to scattered, disorganized notes and sticky pads. Create text or voice-to-text notes and lists for frequently referred to information like measurements, materials, Client details and preferences. Set up Folders by Project or Client so you always have the information you need at hand. Plus, easily share via text, email and more.

EZ Calcs -- Forms-based calculators with illustrations to quickly and easily calculate quantities and costs for all kinds of common construction projects from balusters to blocks, rafters to rebar. Enter a few known parameters and let EZ Calcs solve the rest for you. These are shareable too! Have a favorite one you’d like to see, just let us know as we’re adding more all the time!

Refreshed look and feel! Navigation Bar on top and Tool Tray on the bottom put these new tools and some familiar old ones within easy reach for faster and simpler one-tap navigation and access. Smaller-screen users can now hide the tool tray to maximize keypad size.

Searchable Help lets you find all mentions of any topic for faster and fuller Help. Now with additional how-to keystroking videos.

Like these new improvements? Please leave us a review. Your ongoing feedback helps us keep improving our app!

* same as 12.5.10, but fix to Trig Mode/Legacy Mode divide key label, thank you for the feedback!

App Description

FREE Try Before You Buy trial, your Apple account is not charged by Apple during the free trial.

Save time and reduce costly errors on all your jobs with the award-winning and industry-leading Construction Master™ Pro feet-inch-fraction builder's calculator!

As an app for your phone or tablet it is ideal for anyone who works with dimensions who is interested in improving speed, accuracy and productivity.

You get two apps in one, Construction Master Pro & Construction Master Pro Trig. Both include a full User’s Guide built in, as well as the ability to press and hold a key for specific help!

Built with the same core engine that powers the industry-standard advanced construction-math handheld calculators from Calculated Industries.

WHY IT'S A MUST-HAVE TOOL
• Powerful built-in solutions make it ideal for completing layouts, plans, bids and estimates
• Work in and convert between all common building dimensional formats US & Metric
• Built-in right angle functions simplify square-ups, rafters, slopes and more
• Full trigonometric functions

BUILT-IN SOLUTIONS:
Dimensional Math and Conversions
• Feet-Inch-Fraction, Inch Fraction, Yards
• Decimal Feet and Inches (10ths, 100ths)
• Preset Fractions (1/2" through 1/64")
• D:M:S, Decimal Degree Entry and Conversions
• Full Metric Function (m, cm, mm)

Right Angle Solutions
• Complete Right Angle/Rafter Calculations
• Pitch Key (Slope and Grade)
• Rise, Run, Diagonal/Common Rafter Keys
• Regular and Irregular Hip/Valley & Jack Rafter Keys
• Rafter Cutting Angles (Plumb, Cheek and Level Cuts)
• Stair Layouts (including – Riser Limit, Stairwell Opening, Headroom, Floor Thickness)
• Rake-Wall (including Arched)

Area and Volume Solutions
• Square and Cubic
• Roof – Bundles, Squares, 4x8 Sheets, Pitch, Plan Area
• Drywall, Siding and Paneling 4x8, 4x9 and 4x12
• Column/Cone Area and Volume
• Basic & Advanced Circular Calculations
• Weight per Volume Conversions
• Length, Width and Height Keys
• Blocks, Footings

Special Functions
• Trigonometric Function Keys: Sine, Cosine, Tangent, Arcsine, Arccosine, Arctangent
• Board Feet
• Studs: Find number On-center
• User-Definable Preferences
• Cost per Unit (total costs based on unit price)
• Equal-Sided Polygon
• Compound Miters
• Crown Angle
• Advanced Paperless Tape for all functions
• 4 Memories


APP-ENHANCED FEATURES:
• Entry Editing Backspace Key – enable with Legacy Mode or double-tap the display
• Context-sensitive Help -- just press and hold any function key for Help text, diagrams, videos
• Ability to Save and Share calculations and outputs (e.g., cut-lists) to File or others on your crew
• NEW! Project Notes – Create text or voice-to-text notes & lists. Set up Folders by Project or Client. Shareable!
• NEW! EZ Calcs -- Easy forms-based calculators with illustrations to quickly and easily calculate quantities & costs for all kinds of common construction projects from balusters to blocks, rafters to rebar. Shareable!
• NEW! Refreshed look and feel for faster & simpler one-tap navigation and access.
• NEW! Searchable Help with additional how-to videos.


SUBSCRIPTION INFORMATION:
The first 7 days are free. Subscriptions offered will automatically renew at the end of the chosen period. Payment will be charged to your Apple account upon purchase confirmation and completion of free trial. The subscription will automatically renew unless auto-renew is turned off or 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 is a common law trademark owned by Calculated Industries. Calculated Industries’ U.S. Trademark Registration Nos. 2138685 and 1569347 have expired. Calculated Industries is the owner of U.S. Trademark Serial No. 97752159 for CONSTRUCTION MASTER.

Copyright 2023

iPhone Screenshots

(click to enlarge)

Construction Master Pro Calc screenshot 1 Construction Master Pro Calc screenshot 2 Construction Master Pro Calc screenshot 3 Construction Master Pro Calc screenshot 4 Construction Master Pro Calc screenshot 5

iPad Screenshots

(click to enlarge)

Construction Master Pro Calc screenshot 6 Construction Master Pro Calc screenshot 7 Construction Master Pro Calc screenshot 8 Construction Master Pro Calc screenshot 9 Construction Master Pro Calc screenshot 10

App Changes

  • June 24, 2011 New version 1.1.1
  • December 10, 2011 New version 1.2.0
  • October 04, 2012 New version 1.3.0
  • February 04, 2013 New version 1.3.1
  • February 06, 2013 New version 1.3.2
  • March 18, 2013 New version 1.3.3
  • June 08, 2013 New version 1.3.4
  • September 16, 2013 New version 1.3.5
  • August 28, 2014 New version 1.4.1
  • February 17, 2015 Price increase: $19.99 -> $24.99
  • December 25, 2015 Price increase: $24.99 -> $29.99
  • January 25, 2016 New version 1.4.2
  • January 29, 2016 New version 1.4.3
  • March 06, 2016 Price decrease: $29.99 -> $24.99
  • March 24, 2016 New version 1.4.4
  • April 26, 2018 New version 1.5.1
  • August 03, 2018 New version 1.5.2
  • October 17, 2018 Price increase: $24.99 -> $29.99
  • February 14, 2019 Price decrease: $29.99 -> $24.99
  • October 04, 2019 New version 10.6.0
  • November 19, 2019 New version 10.7.0
  • April 22, 2020 New version 10.8.0
  • October 23, 2020 Price increase: $24.99 -> $29.99
  • August 30, 2021 New version 10.9.0
  • September 01, 2021 New version 10.9.1
  • October 07, 2021 New version 10.9.3
  • December 04, 2021 New version 11.3.6
  • September 16, 2023 New version 12.4.13
  • September 16, 2023 Price decrease: $29.99 -> FREE!
  • November 15, 2023 New version 12.5.11