Best Project Calculator Apps

247+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated October 2026

Construction Master Pro Calc is the household name in project calculator, but it's far from the only option. We track 247+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Project Calculator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Construction Master Pro CalcConstruction Master Pro CalcFree4.8★ (40K)NoYesNov 2026
2Material Estimator CalculatorMaterial Estimator CalculatorFree4.8★ (3.2K)NoYesNov 2026
3Construction Master 5 CalcConstruction Master 5 CalcFree4.8★ (13K)NoYesNov 2026
4Feet and Inches CalculatorFeet and Inches CalculatorFree4.6★ (421)YesYesOct 2026
5Weaving Project CalculatorWeaving Project CalculatorFree4.4★ (5)NoNoOct 2026
6Bind-情侣自动报备Bind-情侣自动报备Free4.2★ (254)NoYesOct 2026
7Concrete Calculator PlusConcrete Calculator PlusFree4.8★ (26K)YesNoNov 2026
8Construction Calculator SSConstruction Calculator SSFree4.1★ (9)YesNoNov 2026

Top Picks for Project Calculator

Construction Master Pro Calc#1

Construction Master Pro Calc by Calculated Industries

Feet Inch Fraction Calculator
Editor's Choice
🔧 Utilities
4.8😐(40K ratings)
FreeIn-App Purchases
#44in 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
  • 📱 Integrates well with mobile devices

Room to Improve

  • 💰 Subscription model too expensive
  • 🔒 Locks data behind subscription
  • 🔄 Forced to re-purchase after device changes
  • 🔍 Lacks full metric support
  • 🔧 Occasional UI/UX issues
Material Estimator Calculator#2

Material Estimator Calculator by Calculated Industries

Estimate Construction Projects
Strong Contender
🔧 Utilities
4.8😞(3.2K ratings)
FreeIn-App Purchases
Material Estimator Calculator screenshot 1
Material Estimator Calculator screenshot 2
Material Estimator Calculator screenshot 3
Material Estimator Calculator screenshot 4
Material Estimator Calculator screenshot 5
Material Estimator Calculator screenshot 6

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.

What We Love

  • 👍 Simple and easy to use
  • 👍 Clean and intuitive interface
  • 🚀 Extremely helpful for daily use
  • 👍 Works as expected for over 12 years

Room to Improve

  • 💰 Subscription model instead of one-time purchase
  • 💰 Expensive compared to physical calculator
  • 🔒 Requires internet connection to function
  • 🐛 Crashes and bugs after recent updates
Construction Master 5 Calc#3

Construction Master 5 Calc by Calculated Industries

Feet Inch Fraction Calculator
Worth Considering
🔧 Utilities
4.8😊(13K ratings)
FreeIn-App Purchases
Construction Master 5 Calc screenshot 1
Construction Master 5 Calc screenshot 2
Construction Master 5 Calc screenshot 3
Construction Master 5 Calc screenshot 4
Construction Master 5 Calc screenshot 5
Construction Master 5 Calc screenshot 6

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.

What We Love

  • 👍 Convenient to have on phone
  • 💡 Useful for construction work
  • 🚀 Performs like physical calculator
  • 👍 Helpful for calculations and estimates
  • 👍 Great tool for framers and carpenters

Room to Improve

  • 💰 Expensive subscription model
  • 🤔 Prefer one-time purchase option
  • 🤔 Subscription cost as much as physical calculator
  • 🤔 Should allow trial before subscription
  • 🐛 Issues with restoring purchases

More Project Calculator apps to explore

FAQ about Project Calculator

What are the best project calculator apps for iPhone?
Construction Master Pro Calc tops our project calculator apps ranking as of October 2026, with a 4.8-star average from 40K App Store ratings, and it's free to download.
Yes — 20 of the top project calculator apps we rank are free to download, including Construction Master Pro Calc and Material Estimator Calculator.
Construction Master Pro Calc has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 247+ project calculator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.