Best Rafter Calculator App For Carpenters

219+ iOS apps curated and reviewed

4.6 avg rating
18 free apps
Updated May 2026

Finding the right rafter calculator app for carpenters app can be overwhelming with so many options. We've analyzed 219+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Rafter Calculator App For Carpenters

RedX Roof - Rafter Calculator#1

RedX Roof - Rafter Calculator by RedX Technology Inc

Rafters, Valleys, Trusses
Editor's Choice
🔧 Utilities
4.7😐(810 ratings)
FreeIn-App Purchases
RedX Roof - Rafter Calculator screenshot 1
RedX Roof - Rafter Calculator screenshot 2
RedX Roof - Rafter Calculator screenshot 3
RedX Roof - Rafter Calculator screenshot 4
RedX Roof - Rafter Calculator screenshot 5
RedX Roof - Rafter Calculator screenshot 6

A powerful construction tool for roof design and calculations, featuring a free rafter calculator and various tools for different roofing projects like trusses, valleys, and rafters. Save time and get precise measurements with this user-friendly app.

What We Love

  • 🚀 Great app
  • 👍 Easy to use
  • 👍 Helpful for roofing work
  • 👍 Saves time

Room to Improve

  • 🐛 Crashes
  • 🔒 Requires account signup
  • 💰 Paid features
Roof Guide - Carpentry Calc#2

Roof Guide - Carpentry Calc by Infoguide Pty Ltd

Carpenters Framing Calculator
Strong Contender
🔧 Utilities
4.1(16 ratings)
FreeIn-App Purchases
Roof Guide - Carpentry Calc screenshot 1
Roof Guide - Carpentry Calc screenshot 2
Roof Guide - Carpentry Calc screenshot 3
Roof Guide - Carpentry Calc screenshot 4
Roof Guide - Carpentry Calc screenshot 5
Roof Guide - Carpentry Calc screenshot 6

This construction calculator app provides a comprehensive set of tools for carpenters, roofers, contractors, and builders to perform calculations for roofing, framing, decking, stairs, and concrete, with features to estimate quantities and costs. With this app, users can save time and effort on calculations, and easily generate reports, making it an indispensable tool for construction professionals.

Construction Master Pro Calc#3

Construction Master Pro Calc by Calculated Industries, Inc.

Feet Inch Fraction Calculator
Worth Considering
🔧 Utilities
4.8😐(38K ratings)
FreeIn-App Purchases
#59in Utilities
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
Construction Master Pro Calc screenshot 6

An essential tool for professionals working with dimensions, this app optimizes speed and accuracy while reducing errors. Try it for free before purchase on your App Store account. Ideal for enhancing productivity on the go.

What We Love

  • 🚀 Convenient and always available
  • ⚙️ Comprehensive construction calculations
  • 💪 Industry-standard tool
  • 🔍 Accurate and reliable

Room to Improve

  • 💰 Subscription model too expensive
  • 🔒 Locks data behind subscription
  • 🔄 Forced to re-purchase after device changes

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Construction Master 5 Calc
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An innovative feet-inch-fraction calculator designed for construction professionals, the app offers versatile functionality, advanced calculation capabilities, and comprehensive solutions for various projects. Optimized for mobile devices, it enhances efficiency and accuracy in measurements, making it a valuable tool for builders, contractors, designers, and advanced DIYers. Simplify complex calculations and elevate your projects with the Construction Master 5 – your indispensable partner for precision and professionalism.

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Try Calculator₊, the ultimate mathematics tool offering basic, scientific, and plus calculations. Ideal for homework, exams, and managing expenses, this app is like having a personal math tutor on your phone. Download now for easy and intuitive math solutions!

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This application helps users calculate rafter length and associated values for building, allowing them to quickly find roof pitch, rafter lengths, and ridge height for gable roofs. With various input options and features, users can accurately solve rafter equations and get precise results, try it out to make your building calculations easier.

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Construction Calculator
Construction Calculator
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A top-rated Construction Calculator designed for iPhone and iPad, catering to carpenters' needs for precise inch, feet, and fraction calculations. Packed with user-friendly features and an elegant design for seamless usability. Experience award-winning accuracy at your fingertips – download now for professional construction calculations!

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Chippy Tools: Construction
Chippy Tools: Construction
Chippy Tools: Construction
Construction Calculator
Free

"Empower your carpentry work with Chippy Tools, the ultimate Construction Calculator for precise and quick calculations on the job. From baluster spacing to concrete calculations, this user-friendly app is a must-have for architects, builders, and woodworkers. No ads, just pure efficiency. Try it now!"

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Construction Calculator .
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Calculate measurements with ease using this construction calculator designed for quick and accurate results. Perfect for all your project needs – download now and simplify your work!

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Builder's Helper MAX
Builder's Helper MAX
Builder's Helper MAX
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Get the ultimate construction calculator app for all your building needs. Streamline your projects with advanced features and intuitive design. Boost your construction efficiency now!

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BuildCalc
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Measure - Plan - Build
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This construction calculator app simplifies complex math and transforms the way you approach building projects, offering a suite of functions including interactive wall framing, staircase builder, and trigonometry calculator. By streamlining calculations and reducing errors, it helps professionals and DIY enthusiasts save time, improve efficiency, and deliver quality projects - try it today and elevate your construction game!

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EngiCalc
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The application provides a comprehensive suite of construction-related calculators, including tools for concrete optimization, masonry estimation, stair design, rafter layouts, and roofing material calculations. With plans to expand into electrical, plumbing, and other engineering disciplines, this app aims to be a one-stop-shop for construction professionals and DIY enthusiasts. Try it now and streamline your project planning and calculations.

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This application calculates maximum horizontal spans for wood joists and rafters based on the 2021 National Design Specification for Wood Construction, allowing users to compare different species and grades. Try it out to determine joist and rafter spans for common loading conditions and make informed decisions for your wood construction projects.

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