Comparison

Construction Calculator vs Pipe Flow Gas Pipe Length

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Construction Calculator

This app is a powerful calculator designed for construction and woodworking professionals, as well as students. It simplifies calculations involving feet, inches, and fractions, offering conversions between various measurement units and displaying equations and results simultaneously. Advanced features are available through optional in-app purchases.

Highlights
  • Decimal to fraction converter
  • Fraction to decimal conversion
  • Simultaneous equation and result display
  • Advanced editing capabilities
  • Today Screen integration
  • Support for multiple dimensional formats
Features
Read full description

Award Winning Feet Inch Fraction Construction Calculator for iPhone and iPad. Designed with simplicity, usability and beauty in mind! FEATURES: - Elegant & Intuitive interface - Decimal to fraction converter - Fraction to decimal conversion - Displays both the equation & the result at the same time - Advanced editing by easily going back and forth - Can be added to Today Screen Ideal for those who work in construction, woodworking and for students to check up their homework! If you are looking for more advanced features you can upgrade to one or more of the following: - Stairs Calculator - Common Rafter Calculator - Hip/Valley Rafter Calculator - Triangle Calculator - Circular Calculator - Arc Calculator - Work in and convert between all building dimensional formats: feet-inch-fractions, inch fraction, yards, decimal feet (10th, 100th), decimal inches and metric (km, m, cm, mm) Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Pipe Flow Gas Pipe Length

This app calculates the maximum pipe length for gas flow before pressure loss exceeds a specified rate. It offers comprehensive results, customizable databases for materials and fittings, and supports various units. Engineers can generate professional reports and verify calculations against published data.

Highlights
  • Maximum pipe length calculation
  • Friction loss and fitting loss analysis
  • Customizable databases for materials, fluids, and fittings
  • Imperial and Metric unit support
  • Professional Excel and PDF report generation
  • Results verification against published data
Features
Read full description

Pipe Flow Gas Pipe Length is a calculator app from Pipe Flow Software that calculates the maximum length of pipe needed before a given pressure loss is exceeded for a specified flow rate in a known pipe diameter. Pipe Flow Software applications are used by engineers in over 100 countries worldwide. The Gas Pipe Length App has an intuitive user interface that allows for easy entry of the input data, including changes in elevation, and selection of valves & fittings. Comprehensive results include Reynolds number, friction factor, friction losses, fitting losses, fluid velocities and more. Each result is clearly displayed using expandable sections that reveal further information as needed. Users can select pipe materials, pipe diameters, pipe fittings (k factors) and gases from the integrated databases, and these can also be extended with user specific data for custom pipe materials, diameters, fittings, and gases. The App can operate in Imperial or Metric units and each individual field can be further customised to use a specific unit. Results values can be displayed to a specified number of decimal places. Pipe Flow Gas Pipe Length calculation results have been verified against multiple cases of published data from well known sources. The results of these calculations are included in the Compressible Results Verification PDF document which can be accessed from within the App. Engineers can easily perform maximum pipe length calculations in the office or on site. Professional Excel and PDF reports can easily be shared with others. Results can also be saved to the library within the App. The Pipe Flow Gas Pipe Length software has unrivalled functions and features: - Gas properties database for air, nitrogen, natural gas, and other compressible fluids. - Pipe material database for various Steel, Aluminium, Copper, HDPE, and other pipes. - Fitting database for standard valves and bends, with associated K factor values. - User definable custom materials, fluids and fittings. - Professional Excel and PDF reports showing calculation results. - Results verification against published data to provide confidence in the calculation results. - Configurable post decimal places for display on screen and in reports. - Automatic conversion between a wide range of units. - Compatibility with Pipe Flow Wizard files for iOS, macOS and Windows. - Calculation results based on the same reliable calculation engine that is used by Pipe Flow Software's premier Pipe Flow Expert software, which is trusted by users in over 100 countries worldwide. - High quality, reliable software, and unrivalled customer support. Pipe Flow Gas Pipe Length is offered as a free trial download and can be purchased for a one-time fee within the App. Terms of Use: https://www.pipeflow.com/pipe-flow-mobile-software/pipe-flow-mobile-software-license-terms

Screenshots

Construction Calculator4 screens
Pipe Flow Gas Pipe Length4 screens

Verdict

The call

The clearest difference is ratings volume: Construction Calculator at 674 against Pipe Flow Gas Pipe Length's 1. Construction Calculator also leads on update cadence (every 5 days vs fortnightly). Pipe Flow Gas Pipe Length's advantage is rating (5.0 vs 4.7) and iOS requirement (11.0 vs 16.4). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Construction Calculator sells 8 in-app purchases, starting at $4.99 per month and Pipe Flow Gas Pipe Length sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Pipe Flow Gas Pipe Length holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Construction Calculator has 674 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Construction Calculator ships an update every 5 days, Pipe Flow Gas Pipe Length fortnightly. The most recent releases landed on November 1, 2026 and October 19, 2026 respectively.

Scorecard4 real differences · 6 level
Construction Calculator versus Pipe Flow Gas Pipe Length: the parameters behind the verdict, then further details
ParameterConstruction CalculatorPipe Flow Gas Pipe Length
PriceFreeFree
Rating4.7 (674 ratings)5.0 (1 ratings) — better
Positive reviews53.7% of reviews—
Number of ratings674 — better1
Update frequencyEvery 5 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.411.0 — better
Further details — not scored
Size50 MB67 MB
Age rating+44+
DeveloperxNeat.comPipe Flow Software

Customer experience

Construction Calculator

All ratings674 ratings
Positive91.4%
Neutral3.3%
Negative5.3%
Written reviews136 reviews
Positive53.7%
Neutral4.4%
Negative41.9%

Pipe Flow Gas Pipe Length

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Construction Calculator

Reported bugs

3 issues
  • Calculation errors and incorrect results
  • Freezing and crashing on certain devices
  • Compatibility issues with newer OS versions

Requested features

4 requests
  • Bring back fraction display in results
  • Allow offline use without subscription
  • Add more construction-specific tools
  • Improve user interface and usability

Pipe Flow Gas Pipe Length

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Construction Calculator

Subscriptions2
  • Construction Calculator3 Days trial$4.991 Month
  • Construction Calculator7 Days trial$39.991 Year
One-time6
  • Themes$1.99
  • Calculator Plus$3.99
  • Rafter$4.99
Show 3 more
  • Stair Calculator$4.99
  • Fraction Calculator$9.99
  • Construction Calculator2 variants$14.99
1 purchases

Pipe Flow Gas Pipe Length

One-time1
  • Pipe Flow Gas Pipe Length$4.99

Questions

Is Construction Calculator free?
Construction Calculator is free to download, with in-app purchases available.
Is Pipe Flow Gas Pipe Length free?
Pipe Flow Gas Pipe Length is free to download, with in-app purchases available.
Which has better reviews, Construction Calculator or Pipe Flow Gas Pipe Length?
Pipe Flow Gas Pipe Length is rated higher. Construction Calculator averages 4.7 out of 5 from 674 ratings, while Pipe Flow Gas Pipe Length averages 5.0 from 1 ratings.
Do Construction Calculator or Pipe Flow Gas Pipe Length have ads?
Neither Construction Calculator nor Pipe Flow Gas Pipe Length shows ads.
Which is updated more often, Construction Calculator or Pipe Flow Gas Pipe Length?
Construction Calculator ships an update every 5 days, and Pipe Flow Gas Pipe Length fortnightly. Most recently, Construction Calculator was updated on November 1, 2026 and Pipe Flow Gas Pipe Length on October 19, 2026.

Other comparisons