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Best Carpenter Calculator Free Apps

249+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated August 2026

If you already know Construction Master Pro Calc, this is the deeper bench. 249+ carpenter calculator free apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Carpenter Calculator Free Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Construction Master Pro CalcConstruction Master Pro CalcFree4.8★ (39K)NoYesAug 2026
2Feet and Inches CalculatorFeet and Inches CalculatorFree4.6★ (401)YesYesAug 2026
3Carpenter Tools - CalculatorCarpenter Tools - CalculatorFree4.9★ (8)NoYesJul 2026
4Construction Master 5 CalcConstruction Master 5 CalcFree4.8★ (13K)NoYesAug 2026
5Carpenter's CalculatorCarpenter's CalculatorFree5.0★ (14)NoNoMay 2026
6Construction Calculator .Construction Calculator .Free4.5★ (62)NoYesJul 2026
7Construction Calculator Pro #1Construction Calculator Pro #1Free—NoNoJul 2026
8CarpenterCalcCarpenterCalcFree—NoNoJul 2026

Top Picks for Carpenter Calculator Free

Construction Master Pro Calc#1

Construction Master Pro Calc by Calculated Industries

Feet Inch Fraction Calculator
Editor's Choice
🔧 Utilities
4.8😐(39K ratings)
FreeIn-App Purchases
#46in 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
Feet and Inches Calculator#2

Feet and Inches Calculator by Evan Winograd

Perfect Construction Calc!
Strong Contender
🔧 Utilities
4.6😊(401 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
Carpenter Tools - Calculator#3

Carpenter Tools - Calculator by Sergii Nesterenko

Framing, Stairs, Roof & More
Worth Considering
🔧 Utilities
4.9(8 ratings)
FreeIn-App Purchases
Carpenter Tools - Calculator screenshot 1
Carpenter Tools - Calculator screenshot 2
Carpenter Tools - Calculator screenshot 3
Carpenter Tools - Calculator screenshot 4
Carpenter Tools - Calculator screenshot 5
Carpenter Tools - Calculator screenshot 6

This app simplifies carpentry calculations for framing, roofing, stairs, and more. Quickly get accurate measurements and material counts without complex formulas or spreadsheets. Ideal for on-site work, shop use, or estimating.

More Carpenter Calculator Free 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
(13K)
free with in-app purchases
5
Carpenter's Calculator
Carpenter's Calculator
Carpenter's Calculator
Supports mixed numbers
Free

This app simplifies calculations involving US Customary units, especially fractions and mixed numbers. It offers a user-friendly interface for woodworking measurements and general calculations, storing recent expressions for easy recall.

US Customary unit calculationsMixed number arithmeticFraction support
🔧 Utilities
(14)
free
6
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
7
Construction Calculator Pro #1
Construction Calculator Pro #1
Construction Calculator Pro #1
Feet to inch conversion & more
Free

This app provides advanced construction math tools for builders and contractors. It offers precise calculations for framing, material estimation, and complex angles, helping to reduce errors and save time on the job.

Dimensional conversions (feet-inch, decimal, metric)Rafter, stair, and angle calculationsArea, volume, and material estimations
🔧 Utilities
(0)
free
8
CarpenterCalc
CarpenterCalc
CarpenterCalc
by PATRICK MICHAEL MORAN
Free
🔧 Utilities
(0)
9
Woodwork Calc - Carpenter Pro
Woodwork Calc - Carpenter Pro
Woodwork Calc - Carpenter Pro
by Xiamen City Fanyou Network Technology Co., Ltd.
$1.99
🔧 Utilities
(0)
10
MB-88F Fractional Calculator
MB-88F Fractional Calculator
MB-88F Fractional Calculator
Exact RPN fraction calculator
Free
🔧 Utilities
(0)
11
Holzbau2.0 – Carpenter Calc
Holzbau2.0 – Carpenter Calc
Holzbau2.0 – Carpenter Calc
Practical tool for carpenters
Free
📊 Productivity
(0)
12
Construction Calculator Master
Construction Calculator Master
Construction Calculator Master
Feet Inches Fraction & Rafter
Free
📊 Productivity
(0)
13
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
(903)
freemium
14
MB 89F Standard Calculator
MB 89F Standard Calculator
MB 89F Standard Calculator
Exact fraction calculator
Free
🔧 Utilities
(0)
15
Fraction Calculator Pro
Fraction Calculator Pro
Fraction Calculator Pro
Construction Fraction Decimal
Free
📊 Productivity
(0)
16
Journeyman Voice Calculator
Journeyman Voice Calculator
Journeyman Voice Calculator
Construction & Trade Fractions
Free
🔧 Utilities
(0)
17
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
18
Toolbox Calculator
Toolbox Calculator
Toolbox Calculator
by Beyzano Tech LLC
Free
💼 Business
(0)
19
RedX Construction Calculator
RedX Construction Calculator
RedX Construction Calculator
by RedX Technology Inc
Free
🔧 Utilities
(0)
20
BuildX Construction Calculator
BuildX Construction Calculator
BuildX Construction Calculator
Stairs, Rafters & Fractions
Free
🔧 Utilities
(0)

FAQ about Carpenter Calculator Free

What are the best carpenter calculator free apps for iPhone?
Construction Master Pro Calc tops our carpenter calculator free apps ranking as of August 2026, with a 4.8-star average from 39K App Store ratings, and it's free to download.
Construction Master Pro Calc has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ carpenter calculator free apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app is a powerful calculator designed for construction professionals. It specializes in dimensional math, offering solutions for layouts, bids, estimates, and complex calculations involving feet, inches, fractions, and metric units. It aims to improve speed and accuracy in various construction tasks.
Key features include comprehensive dimensional math and conversions, built-in right angle and rafter solutions, area and volume calculations, full trigonometric functions, and special functions like board feet and stud calculations. It also provides a built-in user's guide with context-sensitive help and the ability to save and share calculations.