Best Carpentry Calculator Apps

225+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated July 2026

Looking for free carpentry calculator apps? 19 of our 225+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Carpentry Calculator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Feet and Inches CalculatorFeet and Inches CalculatorFree4.6★ (384)YesYesJul 2026
2Carpentry CalculatorCarpentry CalculatorFreeNoYesMay 2026
3Construction Master Pro CalcConstruction Master Pro CalcFree4.8★ (39K)NoYesJul 2026
4Construction Master 5 CalcConstruction Master 5 CalcFree4.9★ (12K)NoYesJul 2026
5Feet & Inches Tape CalculatorFeet & Inches Tape CalculatorFree4.4★ (9.2K)NoYesJul 2026
6Carpentry & Trim CalculatorCarpentry & Trim CalculatorFreeYesYesJul 2026
7Fraction Calculator Plus #1Fraction Calculator Plus #1Free4.9★ (22K)YesYesJul 2026
8Chippy Tools: ConstructionChippy Tools: ConstructionFree4.7★ (946)YesYesJul 2026

Top Picks for Carpentry Calculator

Feet and Inches Calculator#1

Feet and Inches Calculator by Evan Winograd

Perfect Construction Calc!
Editor's Choice
🔧 Utilities
4.6😊(384 ratings)
FreeAdsIn-App Purchases
Feet and Inches Calculator screenshot 1
Feet and Inches Calculator screenshot 2
Feet and Inches Calculator screenshot 3
Feet and Inches Calculator screenshot 4
Feet and Inches Calculator screenshot 5
Feet and Inches Calculator screenshot 6

A powerful construction calculator designed for tradespeople. It offers a wide range of tools for estimating, layout, framing, and jobsite calculations, helping to save time and improve accuracy. Supports both imperial and metric units.

What We Love

  • 🚀 Easy to use
  • 🚀 Provides both feet/inches and decimal results
  • 🚀 Lots of additional tools and features
  • 👍 Consistently updated

Room to Improve

  • 🐛 Occasional calculation errors
  • 🐛 Rotation issues after updates
  • 🔋 High battery usage
Carpentry Calculator#2

Carpentry Calculator by Matthew Spencer

Calculations made easy
Strong Contender
🔧 Utilities
0.0(0 ratings)
FreeIn-App Purchases
Carpentry Calculator screenshot 1
Carpentry Calculator screenshot 2
Carpentry Calculator screenshot 3
Carpentry Calculator screenshot 4
Carpentry Calculator screenshot 5
Carpentry Calculator screenshot 6

This app simplifies complex calculations for carpenters, builders, and DIY enthusiasts. It handles tasks like roofing, stairs, and decking, offering both metric and imperial units. Visual aids and detailed measurements enhance accuracy and efficiency on any project.

Construction Master Pro Calc#3

Construction Master Pro Calc by Calculated Industries

Feet Inch Fraction Calculator
Worth Considering
🔧 Utilities
4.8😐(39K ratings)
FreeIn-App Purchases
#52in 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 Carpentry Calculator apps to explore

4
Construction Master 5 Calc
Construction Master 5 Calc
Construction Master 5 Calc
Feet Inch Fraction Calculator
Free

This app is a powerful feet-inch-fraction calculator designed for construction professionals. It offers advanced calculation capabilities for layouts, bids, and estimates, simplifying complex measurements and conversions for enhanced project accuracy and efficiency.

Feet-inch-fraction calculationsRight angle and rafter calculationsArea and volume solutions
🔧 Utilities
(12K)
free with in-app purchases
5
Feet & Inches Tape Calculator
Feet & Inches Tape Calculator
Feet & Inches Tape Calculator
Calculate feet & inches
Free

This app provides a convenient way to perform calculations involving feet and inches. It features a visual tape measure display and supports fractions and mixed decimals, showing results in feet, inches, and centimeters.

Swift measurement calculationsSupport for fractions and mixed decimalsDisplay results in feet, inches, and centimeters
🔧 Utilities
(9.2K)
free with in-app purchases
6
Carpentry & Trim Calculator
Carpentry & Trim Calculator
Carpentry & Trim Calculator
Pro Woodworking & Framing Math
Free
🔧 Utilities
(0)
7
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Decimal to Fractions Converter
Free

Easily perform fraction calculations including addition, subtraction, multiplication, and division. Convert fractions to decimals and vice versa with a clear, user-friendly interface. Ideal for students, cooks, and DIYers needing quick and accurate fraction management.

Add, subtract, multiply, and divide fractionsConvert fractions to decimalsAutomatically simplifies fractions
📊 Productivity
(22K)
free with in-app purchases
8
Chippy Tools: Construction
Chippy Tools: Construction
Chippy Tools: Construction
Construction Calculator
Free

This app simplifies complex calculations for construction professionals. It offers a variety of tools for tasks like spacing, measurements, and material estimation, helping to reduce errors and save time on job sites. Available on iPhone and iPad, it aims to be an essential tool for tradespeople.

Baluster spacing calculatorFlat run attached baluster calculatorSquare calculator
🔧 Utilities
(946)
freemium
9
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
10
Stair Calculator: Construction
Stair Calculator: Construction
Stair Calculator: Construction
Step, Run, Rise, Angle, Length
Free

This app calculates essential parameters for stair construction, offering flexibility in input and providing multiple step set options. It supports various units and allows results to be easily copied.

Calculate stair construction parametersFlexible input for Run or Total RunDetermine largest and smallest step sets
🔧 Utilities
(732)
free with in-app purchases
11
Construction Calculator
Construction Calculator
Construction Calculator
Feet Inch Calculator
Free

This app is a powerful calculator designed for construction and woodworking professionals, as well as students. It simplifies calculations involving feet, inches, and fractions, offering conversions between various measurement units and displaying equations and results simultaneously. Advanced features are available through optional in-app purchases.

Decimal to fraction converterFraction to decimal conversionSimultaneous equation and result display
🔧 Utilities
(554)
free with in-app purchases
12
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
13
Tape Measure Calculator Pro
Tape Measure Calculator Pro
Tape Measure Calculator Pro
Measuring Math Made Easy
$3.99

Perform complex calculations directly on a visual tape measure. Easily add, subtract, multiply, and divide measurements, mixing decimals and fractions. Get results in inches, feet, and centimeters, in both decimal and fractional formats, saving time and preventing errors.

Visual tape measure calculationsAdd, subtract, multiply, divide measurementsMix decimals and fractions
🔧 Utilities
(2.1K)
paid
14
Measure Master Pro Calculator
Measure Master Pro Calculator
Measure Master Pro Calculator
Design + Building Math Calc
Free

This app provides comprehensive U.S. and metric unit conversions and advanced calculations for design and building projects. It offers solutions for geometry, weight, and dimensional analysis, with a user-friendly interface and built-in help.

Multi-dimensional unit conversion (U.S. & metric)Advanced weight calculationsGeometry solutions (circle area, circumference)
🔧 Utilities
(4K)
free with in-app purchases
15
Material Estimator Calculator
Material Estimator Calculator
Material Estimator Calculator
Estimate Construction Projects
Free

This app helps contractors and DIYers accurately estimate material costs and quantities for construction projects. It features dimensional measurement tools, unit conversions, and a material database to optimize budgeting and ordering.

Precise cost and percentage calculationsIntegrated material size databaseAdvanced dimensional measurement tools
🔧 Utilities
(2.9K)
free with in-app purchases
16
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
17
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
18
Fraction Calculator Plus
Fraction Calculator Plus
Fraction Calculator Plus
Calculate fraction numbers
Free

Solve fraction math problems with ease using this application. It offers a clean interface and allows for the calculation of multiple fractions simultaneously. Inputting mixed numbers is also made simple with dedicated keypads.

Solve fraction math problemsInput mixed numbers easilyCalculate multiple fractions
🔧 Utilities
(3.7K)
free with in-app purchases
19
Gravel Calculator Plus
Gravel Calculator Plus
Gravel Calculator Plus
by Inch Calculator
Free

Easily estimate the quantity of various landscaping and hardscaping materials like gravel, stone, and sand. Get precise measurements in tons, cubic yards, or cubic meters for your projects.

Estimate gravel, stone, rock, sand, and topsoilCalculate material needed for landscapingCalculate material needed for hardscape projects
🔧 Utilities
(1.7K)
ad-supported
20
Construction Calculator .
Construction Calculator .
Construction Calculator .
Feet Inch Calculator
Free

This app provides essential tools for contractors, builders, and DIYers to perform fast, accurate construction calculations on the job site. It streamlines planning, estimating, and material measurement for various building tasks, reducing errors and saving costs.

Specialized calculators for concrete, lumber, drywall, and roofingAdvanced stair and framing calculatorsInstant unit conversions
🔧 Utilities
(62)
freemium

FAQ about Carpentry Calculator

What are the best carpentry calculator apps for iPhone?
Feet and Inches Calculator tops our carpentry calculator apps ranking as of July 2026, with a 4.6-star average from 384 App Store ratings, and it's free to download.
Yes — 19 of the top carpentry calculator apps we rank are free to download, including Feet and Inches Calculator and Carpentry Calculator.
Feet and Inches Calculator shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 225+ carpentry calculator apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app is a comprehensive construction calculator designed for tradespeople. It provides a wide array of tools to assist with tasks like estimating, layout, framing, and general jobsite calculations, aiming to enhance both speed and precision in your work.
Key features include tools for unit conversion (imperial and metric), triangle calculations, scale conversions for plans, circle and arc calculations, stair stringer layout, board feet calculation, baluster/fence spacing, pipe fitting, miter angles, tile/brick layout, concrete volume, grid ceiling calculations, and a jobsite ruler.

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