FREE Try Before You Buy trial; your App Store account is not charged by Apple during the free trial.
The award-winning and industry-leading Construction Master® Pro saves time and reduces costly errors!
As an app for your phone or tablet, it is ideal for anyone who works with dimensions and is interested in improving speed, accuracy, and productivity.
You get two apps: Construction Master Pro & Construction Master Pro Trig. Both include a built-in full User’s Guide and 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.
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WHY IT'S A MUST-HAVE TOOL
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• 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
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BUILT-IN SOLUTIONS
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• 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)
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RIGHT ANGLE SOLUTIONS
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• 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)
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AREA AND VOLUME SOLUTIONS
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• 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
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SPECIAL FUNCTIONS
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• 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
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APP-ENHANCED FEATURES
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• 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. Attachments! 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 navigation and access.
• NEW! Searchable Help and additional how-to videos.
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INTEGRATIONS
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Now connects via Bluetooth® to Bosch Professional GLMs so you can send measured values directly into live calculations or Notes
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 2025
