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.






234+ iOS apps curated and reviewed
Pipe Spacing Calculator is the household name in pipe spacing calculator, but it's far from the only option. We track 234+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | $2.99 | — | No | No | May 2026 | |
| 2 | Free | 3.4★ (18) | No | No | May 2026 | |
| 3 | Free | 4.8★ (21K) | Yes | No | Jul 2026 | |
| 4 | Free | 4.8★ (3.6K) | No | Yes | Jul 2026 | |
| 5 | $19.99 | 4.8★ (143) | No | No | Jun 2026 | |
| 6 | $4.99 | 3.3★ (28) | No | No | Jul 2026 | |
| 7 | Free | 4.8★ (39K) | No | Yes | Jul 2026 | |
| 8 | Free | 4.6★ (384) | Yes | Yes | Jul 2026 |










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.






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.


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.


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.


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.


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.


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.


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.


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.


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.


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.


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.


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.


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.


Easily estimate the quantity of various landscaping and hardscaping materials like gravel, stone, and sand. Get precise measurements in tons, cubic yards, or cubic meters for your projects.


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.




This app is a specialized calculator for electricians to simplify conduit bending calculations. It offers detailed diagrams and step-by-step guidance for various bend types, helping users save time and focus on installation. Users can customize settings for different conduit sizes and units of measurement.


Access essential piping engineering data, standards, and smart calculators for professionals and students. Covers ASME standards, pipe and flange dimensions, fitting details, and valve sizes. Includes daily tips and quizzes to enhance knowledge.