Best Pipe Flow Liquid Pipe Diameter Apps & Games

213+ iOS apps & games curated and reviewed

4.6 avg rating
15 free apps & games
Updated May 2026

Every iPhone needs a few good pipe flow liquid pipe diameter apps. We benchmark 213+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Pipe Flow Liquid Pipe Diameter

Pipe Flow Liquid Pipe Diameter#1

Pipe Flow Liquid Pipe Diameter by Daxesoft Ltd

Find Size, Friction Loss Calc
Editor's Choice
🔧 Utilities
4.6(5 ratings)
FreeIn-App Purchases
Pipe Flow Liquid Pipe Diameter screenshot 1
Pipe Flow Liquid Pipe Diameter screenshot 2
Pipe Flow Liquid Pipe Diameter screenshot 3
Pipe Flow Liquid Pipe Diameter screenshot 4
Pipe Flow Liquid Pipe Diameter screenshot 5
Pipe Flow Liquid Pipe Diameter screenshot 6

This app calculates the minimum internal pipe diameter required for a specific flow rate and maximum pressure loss. It offers comprehensive results, customizable databases for materials and fluids, and generates professional reports.

Pipe Flow Wizard - Calculator#2

Pipe Flow Wizard - Calculator by Daxesoft Ltd

Flow Rate & Pressure Loss Calc
Strong Contender
🔧 Utilities
4.5(98 ratings)
FreeIn-App Purchases
Pipe Flow Wizard - Calculator screenshot 1
Pipe Flow Wizard - Calculator screenshot 2
Pipe Flow Wizard - Calculator screenshot 3
Pipe Flow Wizard - Calculator screenshot 4
Pipe Flow Wizard - Calculator screenshot 5
Pipe Flow Wizard - Calculator screenshot 6

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.

Pipe Trades Pro Calc#3

Pipe Trades Pro Calc by Calculated Industries, Inc.

Calculator | Welding & Piping
Worth Considering
🔧 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

More Pipe Flow Liquid Pipe Diameter apps to explore

4
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
🔧 Utilities
(143)
paid
5
Pipe Flow Liquid Flow Rate
Pipe Flow Liquid Flow Rate
Pipe Flow Liquid Flow Rate
Find Flow, Friction Loss Calc
Free

Calculate fluid flow rate in pipes, including friction and fitting losses, using accurate engineering equations. Features extensive databases for liquids, pipes, and fittings, with customizable units and reporting options.

Fluid flow rate calculationFriction and fitting loss calculationExtensive material and fluid databases
🔧 Utilities
(4)
free with in-app purchases
6
Flow Legends: Pipe Games
Flow Legends: Pipe Games
Flow Legends: Pipe Games
Connect pipes & let water flow
Free

Test your puzzle-solving and engineering skills by connecting pipes to direct water flow. Strategically arrange pipes to prevent leaks and complete challenging levels. Enjoy a unique and engaging experience that requires careful planning and execution.

Connect pipesDirect water flowSolve pipe puzzles
🎮 Games
(49K)
free with in-app purchases
7
Pipe Tools
Pipe Tools
Pipe Tools
by Bri-Steel Manufacturing
Free

This app provides a comprehensive steel pipe handbook with charts for wall thickness, mass, and pressure calculations. It facilitates quick conversions and cost comparisons, allowing users to prepare and send customized PDF quotes for pipe sales.

Steel pipe charts (wall thickness, mass)Unit conversions (feet, meters, pounds, kg)Pipe cost comparison
📊 Productivity
(19)
free
8
Steel Pipe
Steel Pipe
Steel Pipe
NPS steel dimensions
Free

Access essential data for common steel pipe sizes, including outside diameter, wall thickness in both inches and millimeters, and weight per meter in pounds and kilograms. This utility app also provides pipe schedule information.

NPS steel pipe dataOutside diameterWall thickness (inches/mm)
🔧 Utilities
(30)
free
9
Pipe Flow Liquid Pressure Drop
Pipe Flow Liquid Pressure Drop
Pipe Flow Liquid Pressure Drop
Find Loss, Friction Loss Calc
Free

This app calculates friction and fitting losses in liquid flow systems using the Darcy-Weisbach equation. It offers extensive databases for fluids, pipes, and fittings, with customizable units and reporting options. Verified against published data, it's designed for engineers needing accurate pressure drop calculations.

Friction and fitting loss calculationsDarcy-Weisbach equation with Colebrook-WhiteIntegrated databases for fluids, pipes, and fittings
🔧 Utilities
(12)
free with in-app purchases
10
Pipe Fitter Calculator
Pipe Fitter Calculator
Pipe Fitter Calculator
by Kevin Morneault
$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
📊 Productivity
(28)
free
11
Compare Flow
Compare Flow
Compare Flow
by iENGINEERING Corporation
Free

This application helps engineers and designers evaluate the hydraulic flow capacity of various non-pressure sewer pipe types. It allows for comparisons between different pipe geometries and materials, including concrete, thermoplastic, and metal options.

Manning's Formula calculationCompare hydraulic flow capacityEvaluate pipe geometry alternatives
📊 Productivity
(5)
free
12
Lateral Pipe Calculator
Lateral Pipe Calculator
Lateral Pipe Calculator
by Kevin Morneault
$4.99

This tool assists pipefitters, welders, and fabricators with complex piping calculations for fishmouth and lateral connections. It provides outputs in both imperial and metric units, as fractions or decimals, and supports various ordinate line calculations for template creation.

Imperial or Metric calculationsFractional and Decimal outputs8, 16, 32, or 64 Ordinate lines
📊 Productivity
(6)
paid
13
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
14
Pipe Pressure drop calculator
Pipe Pressure drop calculator
Pipe Pressure drop calculator
Pipe Diameter Calculator
Free
🔧 Utilities
(0)
15
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
📊 Productivity
(88)
paid
16
Pipe Sizer - Water
Pipe Sizer - Water
Pipe Sizer - Water
Speed up your piping designs
$12.99

This app helps water piping system engineers and designers quickly and accurately design and analyze piping systems. It offers direct input for flow, friction, or velocity, with live calculation updates and support for various units and pipe materials.

Quickly size new piping systemsAnalyze existing piping systemsDirect input for flow, friction, or velocity
📊 Productivity
(10)
paid
17
Pipe Jewels™
Pipe Jewels™
Pipe Jewels™
Connect Leaky Pipeline Puzzle
Free

A free puzzle game where players use logic to connect all the pipes on a board. It features simple touch controls, beautiful graphics, and no timers for a relaxing experience. Progress is automatically saved, allowing players to pause and resume at any time.

Connect all pipesLogic-based puzzlesSimple touch controls
🎮 Games
(1.4K)
free with in-app purchases
18
Pipe Flow Gas Flow Rate
Pipe Flow Gas Flow Rate
Pipe Flow Gas Flow Rate
Find Flow, Friction Loss Calc
Free

This utility app calculates gas flow rates in pipes, accounting for friction and fitting losses using compressible isothermal equations. It offers extensive databases for materials, fittings, and gases, with customizable units and reporting options.

Gas flow rate calculationFriction and fitting loss analysisCompressible isothermal equations
🔧 Utilities
(7)
free
19
Pipe Flow Gas Pipe Diameter
Pipe Flow Gas Pipe Diameter
Pipe Flow Gas Pipe Diameter
Find Size, Friction Loss Calc
Free

This utility app calculates the minimum internal pipe diameter for gas flow based on flow rate and pressure loss. It supports various calculation equations and offers comprehensive results with customizable units and databases for materials, fluids, and fittings.

Calculates minimum internal pipe diameterSupports multiple flow equations (AGA, Weymouth, etc.)Handles gas density changes with Ideal Gas Law
🔧 Utilities
(2)
free
20
Pipe Volume Calculator
Pipe Volume Calculator
Pipe Volume Calculator
Part of CalCon Calculator
Free
🔧 Utilities
(0)