Best Mechanical Engineering Calc Apps

192+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated May 2026

Out of 192+ mechanical engineering calc apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Mechanical Engineering Calc Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Construction Master Pro CalcConstruction Master Pro CalcFree4.8★ (40K)NoYesSep 2026
2Engineering & FE PrepEngineering & FE PrepFree4.5★ (171)NoYesSep 2026
3Learn Mechanical EngineeringLearn Mechanical EngineeringFree4.5★ (121)NoJul 2026
4Mechanical Engg. CalculatorMechanical Engg. CalculatorFree3.7★ (3)NoNoMay 2026
5Mechanical Engineering MagMechanical Engineering MagFree3.5★ (6)NoNoAug 2026
6Mechanical FormulaMechanical FormulaFree4.7★ (34)NoYesSep 2026
7ME2Go: Mechanical EngineeringME2Go: Mechanical EngineeringFree3.0★ (6)NoYesMay 2026
8PrepFE - FE Mechanical PrepPrepFE - FE Mechanical PrepFree2.0★ (57)NoYesAug 2026

Top Picks for Mechanical Engineering Calc

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
#49in 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
Engineering & FE Prep#2

Engineering & FE Prep by EnginPeers LLC

Study & Review on the go!
Strong Contender
📚 Education
4.5(171 ratings)
FreeIn-App Purchases
Engineering & FE Prep screenshot 1
Engineering & FE Prep screenshot 2
Engineering & FE Prep screenshot 3
Engineering & FE Prep screenshot 4

Prepare for your Fundamentals of Engineering (FE) exam with this comprehensive study tool. Review key engineering topics, practice with quizzes and exams, and analyze your performance to identify areas for improvement. Tailored for various engineering disciplines, it offers on-the-go learning to help you pass with confidence.

More Mechanical Engineering Calc apps to explore

FAQ about Mechanical Engineering Calc

What are the best mechanical engineering calc apps for iPhone?
Construction Master Pro Calc tops our mechanical engineering calc apps ranking as of May 2026, with a 4.8-star average from 40K App Store ratings, and it's free to download.
Yes — 18 of the top mechanical engineering calc apps we rank are free to download, including Construction Master Pro Calc and Engineering & FE Prep.
Construction Master Pro Calc has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 192+ mechanical engineering calc apps on the iOS App Store as of May 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.