Best Plumbing Calculator Apps

228+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated April 2026

The best plumbing calculator apps on iPhone average 4.6★ across 228+ titles — we've ranked them by what real users actually keep on their phones. Updated April 2026.

Top Picks for Plumbing 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

Calculate measurements with ease using this construction calculator designed for quick and accurate results. Perfect for all your project needs – download now and simplify your work!

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
Pipe Trades Pro Calc#2

Pipe Trades Pro Calc by Calculated Industries, Inc.

Calculator | Welding & Piping
Strong Contender
🔧 Utilities
4.8😞(3.6K ratings)
FreeIn-App Purchases
Pipe Trades Pro Calc screenshot 1
Pipe Trades Pro Calc screenshot 2
Pipe Trades Pro Calc screenshot 3
Pipe Trades Pro Calc screenshot 4
Pipe Trades Pro Calc screenshot 5
Pipe Trades Pro Calc screenshot 6

This application is an advanced pipe trades math calculator for iPhone users, offering instant answers for pipe layout and design problems. With features like cut lengths, parallel pipe cutbacks, flow rates, and more, it is a valuable tool for pipefitters, steamfitters, sprinklerfitters, and welders. Spend less time calculating and more time working with pipes. Try it out now!

What We Love

  • 🔢 Useful calculator tool
  • 🧠 Helpful for pipe fitters and welders
  • 📱 Convenient to have on mobile device
  • 🔍 Accurate calculations

Room to Improve

  • 💰 Subscription model is too expensive
  • 🔒 Requires internet connection to verify subscription
  • 🔄 Used to be a one-time purchase
Code Snap: UPC & IPC Pro#3

Code Snap: UPC & IPC Pro by Magnitude LLC

Uniform Plumbing Code
Worth Considering
🔧 Utilities
4.7(227 ratings)
FreeIn-App Purchases
Code Snap: UPC & IPC Pro screenshot 1
Code Snap: UPC & IPC Pro screenshot 2
Code Snap: UPC & IPC Pro screenshot 3
Code Snap: UPC & IPC Pro screenshot 4
Code Snap: UPC & IPC Pro screenshot 5
Code Snap: UPC & IPC Pro screenshot 6

This all-in-one plumbing reference app provides professionals with fast and reliable code data on the job, combining essential tools and calculators for Uniform Plumbing Code (UPC) and International Plumbing Code (IPC) into a single streamlined experience. With a subscription, users get instant access to core tables, sizing calculations, interactive filters, and shareable values, making it easier to work on-site and stay compliant with national standards.

More Plumbing Calculator apps to explore

4
Plumbing Formulator
Plumbing Formulator
Plumbing Formulator
Forumulas for Plumbers
Free

This application provides plumbers and HVAC installers with a comprehensive collection of formulas to calculate various aspects of their work, including pipe sizing, water flow, heat loss, and more. With the ability to email and print results, select favorites, and request new formulas, this tool is an essential resource for professionals in the trade, try it today!

📊 Productivity
(7)
5
Plumbing Sales Coach
Plumbing Sales Coach
Plumbing Sales Coach
Pricebook & Growth Calculator
Free

This application helps businesses boost growth and revenue by providing a pricebook calculator that determines optimal pricing in competitive markets. It also offers free training and a podcast to support business success.

💼 Business
(10)
6
Construction Master Pro Calc
Construction Master Pro Calc
Construction Master Pro Calc
Feet Inch Fraction Calculator
Free

An essential tool for professionals working with dimensions, this app optimizes speed and accuracy while reducing errors. Try it for free before purchase on your App Store account. Ideal for enhancing productivity on the go.

🔧 Utilities
(38K)
7
Weldbend Field Reference App
Weldbend Field Reference App
Weldbend Field Reference App
by Weldbend Corporation
Free

This digital companion provides essential data and information on carbon steel pipe systems, including dimensional details for butt-weld fittings and flanges. Download the app to access technical and general information for your field reference needs.

🔍 Reference
(36)
8
Feet & Inches Tape Calculator
Feet & Inches Tape Calculator
Feet & Inches Tape Calculator
Calculate feet & inches
Free

Calculate feet and inches easily, with added features such as area and volume calculations for construction projects. Simplify your measurements and calculations today!

🔧 Utilities
(9.2K)
9
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Fraction Calculator Plus #1
Decimal to Fractions Converter
Free

This application is a powerful tool for calculating fractions with ease, providing users with a handy way to perform fraction-related calculations quickly and efficiently. Simplify your math tasks and crunch numbers effortlessly with this handy fraction calculator app.

📊 Productivity
(22K)
10
Journeyman Plumber Exam Prep
Journeyman Plumber Exam Prep
Journeyman Plumber Exam Prep
Master Plumber Practice Test
Free

Prepare for your journeyman plumber exam with this app designed to help you pass the written test required for certification. Practice with categories of questions based on official Plumbing Codes material, take mock tests, monitor your progress, bookmark key questions, and get ready to become a certified journeyman plumber in the USA, Australia, or Canada.

📚 Education
(141)
11
Flange Bolt Size & Torque
Flange Bolt Size & Torque
Flange Bolt Size & Torque
Size & Torque Patterns
Free

This application helps users identify the appropriate flange bolt size for their specific needs. Simply input your flange specifications, and the app will provide you with the correct bolt size recommendations. Find the perfect bolt size quickly and efficiently.

🔍 Reference
(348)
12
Material Estimator Calculator
Material Estimator Calculator
Material Estimator Calculator
Estimate Construction Projects
Free

Estimate construction projects with precision using the ultimate Material Estimator Calculator app by Calculated Industries. Effortlessly calculate material costs, utilize an integrated database for precise estimations, and access advanced measurement tools for accurate results. Upgrade your building material estimation process today!

🔧 Utilities
(2.9K)
13
Concrete Calculator Plus
Concrete Calculator Plus
Concrete Calculator Plus
by Inch Calculator
Free

Estimate concrete quantities with ease using 15 free calculators available in the app for various construction projects such as slabs, walls, and columns. Input dimensions in different units and receive results in both US customary and metric measurements. Access these trusted calculators by visiting www.inchcalculator.com.

🔧 Utilities
(21K)
14
Code Snap: AI Plumbing
Code Snap: AI Plumbing
Code Snap: AI Plumbing
UPC & IPC Code Responses
Free
🔧 Utilities
(3)
15
Pipe Fitter Calculator
Pipe Fitter Calculator
Pipe Fitter Calculator
by Kevin Morneault
$4.99

This powerful calculator provides pipefitters and fabricators with a comprehensive tool for various calculations, including offsets, rolling offsets, and fitting data, supporting multiple pipe standards and units. Download the app to improve your productivity and workflow with accurate calculations and features like pipe guide books, charts, and custom radius inputs.

📊 Productivity
(28)
16
Construction Calculator
Construction Calculator
Construction Calculator
Feet Inch Calculator
Free

A top-rated Construction Calculator designed for iPhone and iPad, catering to carpenters' needs for precise inch, feet, and fraction calculations. Packed with user-friendly features and an elegant design for seamless usability. Experience award-winning accuracy at your fingertips – download now for professional construction calculations!

🔧 Utilities
(554)
17
Tiny Plumbing Calculators
Tiny Plumbing Calculators
Tiny Plumbing Calculators
Plumbing Calculators
Free
🔧 Utilities
(0)
18
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

A versatile calculator app for iPhone and iPad offering over 40 calculators and unit converters for finance, health, and more. Simplify your calculations with just one app today!

📊 Productivity
(4.8K)
19
Chippy Tools: Construction
Chippy Tools: Construction
Chippy Tools: Construction
Construction Calculator
Free

"Empower your carpentry work with Chippy Tools, the ultimate Construction Calculator for precise and quick calculations on the job. From baluster spacing to concrete calculations, this user-friendly app is a must-have for architects, builders, and woodworkers. No ads, just pure efficiency. Try it now!"

🔧 Utilities
(946)
20
Grade Calculator Plumbin Daily
Grade Calculator Plumbin Daily
Grade Calculator Plumbin Daily
Slope & Unit Converter
Free
🔧 Utilities
(0)

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