Best Rafter Calculator Roof Apps

221+ iOS apps curated and reviewed

4.5 avg rating
16 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our rafter calculator roof list covers 221+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Compare top Rafter Calculator Roof Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1RedX Roof - Rafter CalculatorRedX Roof - Rafter CalculatorFree4.7★ (810)NoYesJul 2026
2Construction Master Pro CalcConstruction Master Pro CalcFree4.8★ (39K)NoYesJul 2026
3Roofing Rafter CalculatorRoofing Rafter CalculatorFreeNoNoMay 2026
4Rafter HelpRafter Help$1.994.5★ (206)NoNoJul 2026
5Roofing Calculator ProRoofing Calculator ProFree3.9★ (31)NoYesJul 2026
6Calculator₊Calculator₊Free4.7★ (1.7M)YesYesJul 2026
7Construction Calculator MasterConstruction Calculator MasterFree4.3★ (436)NoYesMay 2026
8Rafter Calculator EasyRafter Calculator EasyFreeNoNoMay 2026

Top Picks for Rafter Calculator Roof

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

This app is a 3D roof builder and rafter calculator for contractors and DIYers. It automatically generates professional blueprints with labeled parts, cut lists, and material estimates. Design complex roof systems in interactive 3D and export plans for the job site.

What We Love

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

Room to Improve

  • 🐛 Crashes
  • 🔒 Requires account signup
  • 💰 Paid features
Construction Master Pro Calc#2

Construction Master Pro Calc by Calculated Industries

Feet Inch Fraction Calculator
Strong Contender
🔧 Utilities
4.8😐(39K ratings)
FreeIn-App Purchases
#54in 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

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

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

More Rafter Calculator Roof apps to explore

4
Rafter Help
Rafter Help
Rafter Help
Roof Pitch + Length Calculator
$1.99

This app simplifies roof construction by calculating rafter lengths and related measurements. It supports various input formats for pitch and length, offering both quick calculations for gable roofs and advanced control for more complex needs.

Calculate rafter length and associated valuesDetermine roof pitch, rafter lengths, and ridge heightSupports gable roofs
🔧 Utilities
(206)
free
5
Roofing Calculator Pro
Roofing Calculator Pro
Roofing Calculator Pro
Calculate in meter, cm, in, ft
Free

This tool quickly calculates roofing pitch, rafter length, and roof area. It seamlessly converts between imperial and metric units in real-time, supporting various input and output formats for measurements.

Real-time unit conversion (imperial/metric)Calculate roof pitchCalculate rafter length
🔧 Utilities
(31)
free with in-app purchases
6
Calculator₊
Calculator₊
Calculator₊
Basic, Scientific, Plus Calc
Free

This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.

Basic and scientific calculationsUnit and currency converterAI-powered math solver with photo recognition
🔧 Utilities
(1.7M)
free with in-app purchases
7
Construction Calculator Master
Construction Calculator Master
Construction Calculator Master
Feet Inch Fraction Rafter Cm
Free

This advanced construction calculator simplifies complex measurements for builders, carpenters, and remodelers. It offers a comprehensive suite of math functions, multi-unit support, and visual aids for calculations involving fractions, trigonometry, and rafters. Reduce errors and save time with its intuitive interface and customizable options.

Multi-unit fraction support (feet, inches, yards, metric)Trigonometric functions with visualizationRafter and triangle visualization
🔧 Utilities
(436)
free with in-app purchases
8
Rafter Calculator Easy
Rafter Calculator Easy
Rafter Calculator Easy
by YAVUZ BULAMADIK
Free
🔧 Utilities
(0)
9
Concrete Calculator Plus
Concrete Calculator Plus
Concrete Calculator Plus
by Inch Calculator
Free

This app provides 15 calculators for estimating concrete, blocks, mortar, rebar, and gravel. It supports various shapes and units, offering material cost estimations for construction projects.

15 concrete estimation calculatorsEstimates cubic yards or bagsCalculates material costs
🔧 Utilities
(21K)
ad-supported
10
Roof Pitch Factor
Roof Pitch Factor
Roof Pitch Factor
by BeOriginal
Free

Measure roof pitch accurately using your device's camera or manually. Get results in both pitch factor and degrees without complex calculations. Includes location data for saved photos.

Measure pitch with cameraManual pitch measurementDisplays pitch factor
🔧 Utilities
(456)
paid
11
Roof Calculator: Pitch, Angle
Roof Calculator: Pitch, Angle
Roof Calculator: Pitch, Angle
Cost, area, material: m2, ft2
Free

Easily calculate roof area and cost by entering roof or house dimensions. This tool simplifies complex roofing calculations, helping you estimate materials and expenses.

Automatic roof area calculationRoof cost estimationInput roof or house dimensions
🔧 Utilities
(30)
free with in-app purchases
12
Roof Pitch Calculator Pro
Roof Pitch Calculator Pro
Roof Pitch Calculator Pro
roof pitch factor calculator
Free

This tool simplifies roofing calculations for professionals and DIYers. It measures roof pitch, calculates area and cost, and generates estimates. Get precise measurements for your next roofing project.

Roof pitch calculationRoofing area and cost calculationSquare footage measurement
🔧 Utilities
(11)
free with in-app purchases
13
Builder's Helper MAX
Builder's Helper MAX
Builder's Helper MAX
Construction Calculator +
Free

This comprehensive construction app offers advanced calculation tools for linear, square, and cubic measurements in both imperial and metric units. It includes features for roof pitch, stair lengths, and a memory bank for storing values. Manage projects with detailed lists, store documents and images, and utilize quick job calculators for various construction tasks.

Advanced construction calculator (imperial/metric)Roof pitch and rafter length calculationsProject management with data lists
🔧 Utilities
(1.6K)
free with in-app purchases
14
RoofCalc - Roofing Calculator
RoofCalc - Roofing Calculator
RoofCalc - Roofing Calculator
Roof & Framing Carpenters
Free
$12.99 | 100% OFF

This app assists roofing and framing carpenters with complex calculations for various roof types and stud walls. It offers metric and imperial unit conversion, a standard calculator, and the ability to share results via email or message. Optimized for iPhones and iPads, it's designed for ease of use by construction professionals.

Hipped, gabled, and single-pitch roof calculationsStud wall calculations and estimatingMetric and imperial unit conversion
🔧 Utilities
(9)
free with in-app purchases
15
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.

Over 40 calculators and unit convertersStandard and scientific calculator functionsFinancial calculators (interest, loan, currency)
📊 Productivity
(4.8K)
free with in-app purchases
16
Gazebo Roof Rafter Calculator
Gazebo Roof Rafter Calculator
Gazebo Roof Rafter Calculator
Framing Angles & Bracket Plan
$1.99
🔧 Utilities
(0)
17
Roof Guide - Carpentry Calc
Roof Guide - Carpentry Calc
Roof Guide - Carpentry Calc
Carpenters Framing Calculator
Free

This app provides specialized calculators for roofing, framing, decking, stairs, and concrete projects. It helps construction professionals estimate quantities, costs, and set out materials accurately using US or metric measurements.

Roof framing calculationsDecking and flooring estimatorStud wall setout and costing
🔧 Utilities
(16)
free with in-app purchases
18
EagleView
EagleView
EagleView
Accurate roof and wall reports
Free

This app provides contractors with accurate property measurements for roofs and walls. It helps generate estimates, plan jobs, and visualize proposed improvements for clients. Access property imagery, upload your own, and annotate images for detailed planning.

Property measurementsEstimate generationJob planning
💼 Business
(9.6K)
free
19
BuildCalc
BuildCalc
BuildCalc
Construction Calculator
$24.99

This app enhances traditional construction calculators with advanced functions for layout, material estimation, and complex calculations. It offers interactive features, customizable material sizes, and streamlined results presentation to reduce complexity and improve accuracy for professionals.

Advanced baluster and stair layoutFence post and material estimationInteractive calculation adjustments
🔧 Utilities
(69)
paid
20
Hip Roof Framing Calculator
Hip Roof Framing Calculator
Hip Roof Framing Calculator
Rafter Angles, Cuts & Lengths
$1.99
🔧 Utilities
(0)

FAQ about Rafter Calculator Roof

What are the best rafter calculator roof apps for iPhone?
RedX Roof - Rafter Calculator tops our rafter calculator roof apps ranking as of May 2026, with a 4.7-star average from 810 App Store ratings, and it's free to download.
Yes — 16 of the top rafter calculator roof apps we rank are free to download, including RedX Roof - Rafter Calculator and Construction Master Pro Calc.
RedX Roof - Rafter Calculator has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 221+ rafter calculator roof apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
RedX Roof is a powerful 3D roof builder and rafter calculator. It helps contractors and DIYers design complete roof systems in interactive 3D, automatically generates professional roof blueprints with labeled parts and cut lists, and provides material estimates.
Key features include a 3D roof builder, automatic roof framing layout, construction-ready roof blueprints, detailed cut sheets and material lists, and individual rafter inspection mode. It also offers classic tools like a common rafter calculator, hip rafter builder, and valley builder.