Best Pipe Sizing Calculator App

0+ iOS apps curated and reviewed

4.3 avg rating
11 free apps
Updated July 2026

Out of 0+ pipe sizing calculator app on iOS, 11 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 Pipe Sizing Calculator App (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1GES Gas Pipe Sizing CalculatorGES Gas Pipe Sizing CalculatorFreeโ€”NoNoJun 2026
2Pipe Trades Pro CalcPipe Trades Pro CalcFree4.8โ˜… (4.2K)NoYesAug 2026
3McCalc Fusion CalculatorMcCalc Fusion CalculatorFree3.4โ˜… (18)NoNoMay 2026
4GB Gas Pipe Sizing CalculatorGB Gas Pipe Sizing Calculator$9.99โ€”NoNoAug 2026
5Feet and Inches CalculatorFeet and Inches CalculatorFree4.6โ˜… (401)YesYesAug 2026
6Pipe Calc ElitePipe Calc Elite$19.994.8โ˜… (152)NoNoAug 2026
7QuickBend: Conduit BendingQuickBend: Conduit Bending$6.994.8โ˜… (3.9K)NoNoAug 2026
8iBend PipeiBend Pipe$3.99 was $4.994.3โ˜… (97)NoNoAug 2026

Top Picks for Pipe Sizing Calculator App

Pipe Trades Pro Calc#2

Pipe Trades Pro Calc by Calculated Industries

Calculator | Welding & Piping
Strong Contender
๐Ÿ”ง Utilities
4.8๐Ÿ˜ž(4.2K 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

  • ๐Ÿ”ข Useful calculator tool
  • ๐Ÿง  Helpful for pipe fitters and welders
  • ๐Ÿ“ฑ Convenient to have on mobile device
  • ๐Ÿ” Accurate calculations

Room to Improve

  • ๐Ÿ’ฐ Subscription model is too expensive
  • ๐Ÿ”’ Requires internet connection to verify subscription
  • ๐Ÿ”„ Used to be a one-time purchase

More Pipe Sizing Calculator App apps to explore

4
GB Gas Pipe Sizing Calculator
GB Gas Pipe Sizing Calculator
GB Gas Pipe Sizing Calculator
by George A Brown
$9.99

This tool calculates natural gas pipe sizes for metric copper, stainless, and semi-rigid pipes in the UK. Input appliance gas rates, pipe length, and bends to determine if the installation meets the 1mb drop requirement from meter to appliance. It also suggests the appropriate gas meter size.

Metric pipe sizingCopper, stainless, and semi-rigid pipe supportCalculates 1mb pressure drop
๐Ÿ’ผ Business
(0)
paid
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
๐Ÿ”ง Utilities
(401)
free with in-app purchases
6
Pipe Calc Elite
Pipe Calc Elite
Pipe Calc Elite
Calculator for Pipe Trade Pros
$19.99

An advanced calculator for pipe trade professionals, offering quick access to pipe data, dimensions, and complex calculation solutions. It handles fractions and unit conversions, making it an essential tool for plumbers and fabricators on the job site.

Pipe data and dimensionsPressure loss calculationsOffset and cutback calculations
๐Ÿ”ง Utilities
(152)
paid
7
QuickBend: Conduit Bending
QuickBend: Conduit Bending
QuickBend: Conduit Bending
Conduit Bending Calculator
$6.99

This app is a conduit bending calculator designed for electricians and DIY enthusiasts. It provides accurate measurements for various bend types, accounting for bender and conduit specifications. Users can input data intuitively and receive instant feedback on bend feasibility.

Accurate centerline radius algorithmSupports multiple bend types (offset, saddle, 90ยฐ, etc.)Intuitive data input (number pad, slider)
๐Ÿ“Š Productivity
(3.9K)
paid
8
iBend Pipe
iBend Pipe
iBend Pipe
by Francisco Alcala
$3.99
$4.99 | 20% OFF

This app simplifies conduit bending calculations for electricians and tradespeople. It offers instant, accurate results for various bend types using English or Metric measurements, with customizable bender profiles and an integrated protractor.

Calculates various conduit bendsSupports English and Metric measurementsInstant, one-screen calculations
๐Ÿ“Š Productivity
(97)
paid
9
Tape Measure Calculator Pro
Tape Measure Calculator Pro
Tape Measure Calculator Pro
Measuring Math Made Easy
$3.99

Perform complex calculations directly on a visual tape measure. Easily add, subtract, multiply, and divide measurements, mixing decimals and fractions. Get results in inches, feet, and centimeters, in both decimal and fractional formats, saving time and preventing errors.

Visual tape measure calculationsAdd, subtract, multiply, divide measurementsMix decimals and fractions
๐Ÿ”ง Utilities
(2.2K)
paid
10
Pipe Fitter Calculator
Pipe Fitter Calculator
Pipe Fitter Calculator
by LMF.Services
$4.99

This app provides a comprehensive suite of tools for pipe fitting calculations, including offsets, angles, and fitting data. It supports various pipe standards and measurement units, helping users determine precise cut lengths and angles for fabrication.

Multiple pipe offset calculation optionsReducing tee offset calculationsOdd angle fitting calculations
๐Ÿ“Š Productivity
(32)
free
11
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
๐Ÿ“Š Productivity
(114)
free with in-app purchases
12
Gas Pipe Sizing Calculator
Gas Pipe Sizing Calculator
Gas Pipe Sizing Calculator
by Mr Combi Sales Ltd.
$4.99

This app helps installers select the correct gas pipe sizes for boiler installations. It calculates the minimum required pipe diameter and pressure drop based on gas type, appliance input, pipe length, and fittings. Supports copper, steel, and PE pipes.

Select pipe size based on gas typeEnter appliance heat inputSpecify pipe length and fittings
๐Ÿ“Š Productivity
(1)
paid
13
Gas Pipe Sizing Calculator
Gas Pipe Sizing Calculator
Gas Pipe Sizing Calculator
by Connor Kelley
$1.99

This utility app simplifies gas pipe sizing by performing calculations based on BTU load, run length, and gas type. It eliminates the need for manual chart and codebook referencing, providing the minimum required pipe size quickly.

Calculates minimum gas pipe sizeInput BTU loadInput longest run length
๐Ÿ”ง Utilities
(4)
paid
14
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
๐Ÿ”ง Utilities
(101)
free with in-app purchases
15
Duct Calculator Elite
Duct Calculator Elite
Duct Calculator Elite
HVAC Ductulator & Duct Sizing
$9.99

This app simplifies HVAC duct sizing calculations. It computes duct size, velocity, pressure drop, and flow rate with an intuitive interface. Supports various units and duct materials for precise HVAC design.

Calculate duct size, velocity, pressure drop, flow rateDuct Size by Airflow modeDuct Size by Dimension mode
๐Ÿ”ง Utilities
(232)
paid
16
Sizing US/CA
Sizing US/CA
Sizing US/CA
by Gastite Products LLC
Free

This utility app helps installers determine the correct size of flexible gas piping for their projects. It calculates the appropriate pipe size based on gas type, tubing length, supply pressure, and flow capacity. Users can also access installation guides and product information.

Flexible gas pipe sizingUS and CA location selectorAutomatic value adjustment
๐Ÿ”ง Utilities
(13)
ad-supported
17
Flat Pattern Bend Calculator
Flat Pattern Bend Calculator
Flat Pattern Bend Calculator
Sheet Metal Cone Calc
Free

This app provides accurate flat pattern layouts for complex sheet metal shapes and transitions. It simplifies calculations for cones, frustums, cylinders, and various transition pieces, saving time and reducing errors in fabrication projects.

Cone calculationsFrustum calculationsTruncated cylinder layouts
๐Ÿ”ง Utilities
(151)
free with in-app purchases
18
Pipe Guide Calculator
Pipe Guide Calculator
Pipe Guide Calculator
by IT Welding Sweden AB
Free

This utility app provides essential calculations for pipe fitting, eliminating the need for reference tables. Designed by a welder for welders, it aims to save time and streamline work processes.

All necessary computations in one placeUseful calculations for pipe fittingEliminates the need for tables
๐Ÿ”ง Utilities
(4)
free
19
Weight calculator for metals
Weight calculator for metals
Weight calculator for metals
Metal Weight calculator
Free

Easily calculate the mass, length, and price of various metal shapes. Supports custom metals and multiple units for length and weight. Offers both length and weight calculation modes for flexibility.

Calculate mass, length, and priceSupports custom metalsMultiple length and weight units
๐Ÿ“Š Productivity
(252)
free with in-app purchases
20
Construction Master Pro Calc
Construction Master Pro Calc
Construction Master Pro Calc
Feet Inch Fraction Calculator
Free

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.

Dimensional math and conversionsRight angle and rafter calculationsArea and volume solutions
๐Ÿ”ง Utilities
(39K)
free with in-app purchases