Best Free Pipe Calculator Apps

238+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

From beginner-friendly picks to power-user tools, our free pipe calculator list covers 238+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.

Compare top Free Pipe Calculator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Pipe Trades Pro CalcPipe Trades Pro CalcFree4.8★ (3.6K)NoYesJul 2026
2Construction Master Pro CalcConstruction Master Pro CalcFree4.8★ (39K)NoYesJul 2026
3PipeFit Pro: Pipe CalculatorPipeFit Pro: Pipe CalculatorFree was $4.994.0★ (1)NoYesJul 2026
4Calculator for iPad!Calculator for iPad!Free4.7★ (60K)NoNoJul 2026
5Feet and Inches CalculatorFeet and Inches CalculatorFree4.6★ (384)YesYesJul 2026
6Pipe Kit Offset Calculator ProPipe Kit Offset Calculator ProFree5.0★ (1)NoYesJun 2026
7MultiPipe CalculatorMultiPipe CalculatorFreeNoNoMay 2026
8Calculator with History +Calculator with History +Free4.7★ (23K)NoYesJul 2026

Top Picks for Free Pipe Calculator

Pipe Trades Pro Calc#1

Pipe Trades Pro Calc by Calculated Industries

Calculator | Welding & Piping
Editor's Choice
🔧 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 app provides advanced calculation tools and comprehensive data for pipe trade professionals. It streamlines workflows for pipefitters, welders, and steamfitters with features for measurements, fluid dynamics, and material specifications. Designed for efficiency and accuracy, it works offline for on-site use.

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
Construction Master Pro Calc#2

Construction Master Pro Calc by Calculated Industries

Feet Inch Fraction Calculator
Strong Contender
🔧 Utilities
4.8😐(39K ratings)
FreeIn-App Purchases
#47in 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
PipeFit Pro: Pipe Calculator#3

PipeFit Pro: Pipe Calculator by Hung Vi Van

Pipefitter Offset Calculator
Worth Considering
🔧 Utilities
4.0(1 ratings)
FreeIn-App Purchases
PipeFit Pro: Pipe Calculator screenshot 1
PipeFit Pro: Pipe Calculator screenshot 2
PipeFit Pro: Pipe Calculator screenshot 3
PipeFit Pro: Pipe Calculator screenshot 4
PipeFit Pro: Pipe Calculator screenshot 5
PipeFit Pro: Pipe Calculator screenshot 6

This utility app simplifies complex pipe calculations for professionals like pipefitters and plumbers. It offers instant offset calculations, a custom fraction keypad for imperial units, and mitered bend calculations, all usable offline and with gloves.

More Free Pipe Calculator apps to explore

4
Calculator for iPad!
Calculator for iPad!
Calculator for iPad!
Basic & Scientific Calculator
Free

This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.

Basic and scientific calculator modesOver 30 scientific operationsCustomizable appearance (iPad)
🔧 Utilities
(60K)
free
5
Feet and Inches Calculator
Feet and Inches Calculator
Feet and Inches Calculator
Perfect Construction Calc!
Free

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.

Construction math and estimatingLayout, framing, and jobsite calculationsImperial and metric unit conversion
🔧 Utilities
(384)
free with in-app purchases
6
Pipe Kit Offset Calculator Pro
Pipe Kit Offset Calculator Pro
Pipe Kit Offset Calculator Pro
Weight, Size & Fitting Tool
Free

Calculate pipe offsets, weight, and fittings with precision. Features real-time updates, interactive 3D visualization, and multiple input modes for engineers and plumbers. Save and restore previous calculations.

Offset CalculatorInteractive 3D ChartReal-Time Results
🔧 Utilities
(1)
free
7
MultiPipe Calculator
MultiPipe Calculator
MultiPipe Calculator
Pipe Weight & Cost Tool
Free
🔧 Utilities
(0)
8
Calculator with History +
Calculator with History +
Calculator with History +
No ads & Scientific calculator
Free

This free calculator app offers a fast, ad-free experience with a visual input and calculation history. Customize your experience with various keyboard sounds and colors, and access advanced scientific functions when needed.

Ad-free experienceCalculation historyVisual input
💰 Finance
(23K)
free with in-app purchases
9
Calculator‰
Calculator‰
Calculator‰
Default Calculator
Free

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

Large buttonsClear displayFast calculations
🔧 Utilities
(404K)
ad-supported
10
Basic Calculator+
Basic Calculator+
Basic Calculator+
Basic Four Function Calculator
Free

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

Basic four functionsClear displayLarge buttons
🔧 Utilities
(243K)
free with in-app purchases
11
McCalc Fusion Calculator
McCalc Fusion Calculator
McCalc Fusion Calculator
HDPE/PP Pressure Calculator
Free

This app calculates the correct fusion pressure for HDPE and Polypropylene pipe jobs. It simplifies the process by selecting your fusion machine and entering pipe details to determine the recommended theoretical gauge pressure.

Select McElroy fusion machinesChoose from nine international standardsEnter pipe size in multiple units
💼 Business
(18)
free
12
Pipe Flow Wizard - Calculator
Pipe Flow Wizard - Calculator
Pipe Flow Wizard - Calculator
Flow Rate & Pressure Loss Calc
Free

Calculate fluid flow rate and pressure loss in pipes. This app helps engineers determine pipe diameter, maximum pipe length, and friction loss for both liquid and gas flows, including fittings and elevation changes. Results can be shared as Excel or PDF reports.

Flow rate calculationsPressure loss calculationsPipe diameter sizing
🔧 Utilities
(98)
free with in-app purchases
13
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
14
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
15
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
16
Calculator - Free Calculator
Calculator - Free Calculator
Calculator - Free Calculator
by 祥祎 刘
Free

A straightforward and reliable calculator application designed for iPad and iOS 9. It offers a standard calculation experience with a charming piano sound effect and is optimized for high-resolution screens.

Standard calculator functionalityOptimized for iPad & iOS 9High-resolution screen optimization
🔧 Utilities
(1.4K)
free
17
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.

Customizable themes and colorsDual-line displayCalculation history
🔧 Utilities
(3K)
ad-supported
18
Pipe Fitting
Pipe Fitting
Pipe Fitting
Pro Calc | Welding & Trades
Free

This tool provides precise pipe layout calculations for professionals in welding and fabrication. It offers various offset and fitting calculators, along with data tools for custom angles and triangle solutions. Easily switch between imperial and metric units for field or shop use.

Offset calculators (basic, rolling, parallel)Back-to-back fitting solutionsElbow miter cut and triangle solver
📊 Productivity
(21)
free with in-app purchases
19
Calculator⁻
Calculator⁻
Calculator⁻
Best hand calculator
Free

A straightforward calculator app designed for simplicity, offering basic arithmetic operations and percentage calculations. It allows users to record and recall past results, customize colors, and enable touch sounds for a personalized experience.

Basic arithmetic operationsPercentage calculationsRecord and recall results
🔧 Utilities
(3.4K)
ad-supported
20
Symbolab - AI Math Solver App
Symbolab - AI Math Solver App
Symbolab - AI Math Solver App
Solucionador Matemático
Free

Solve any math problem by typing it in or taking a photo. Get step-by-step solutions for subjects from pre-algebra to calculus. This AI-powered tool offers personalized learning and insights for over 300 million users.

Photo math solverStep-by-step solutionsCalculus calculator
📚 Education
(26K)
free with in-app purchases

FAQ about Free Pipe Calculator

What are the best free pipe calculator apps for iPhone?
Pipe Trades Pro Calc tops our free pipe calculator apps ranking as of July 2026, with a 4.8-star average from 3.6K App Store ratings, and it's free to download.
Pipe Trades Pro Calc has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 238+ free pipe 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 tool designed for professionals in the pipe trades industry. It offers advanced calculation capabilities for measurements, fluid dynamics, and pressure analysis, along with extensive data on pipe materials and dimensions. The goal is to enhance efficiency and accuracy in daily work.
Key features include advanced measurement calculations like cut lengths and offsets, fluid dynamics analysis for flow rates and pressure loss, and access to comprehensive pipe data including diameters, wall thickness, and material properties. It also boasts an intuitive interface and offline functionality.