# Construction Calculator vs Pipe Flow Gas Pipe Length

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.

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.

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.

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.

## The numbers

| Metric | Construction Calculator | Pipe Flow Gas Pipe Length |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (674 ratings)](https://appshunter.io/ios/app/construction-calculator/id1092417398/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pipe-flow-gas-pipe-length/id1582968409/reviews)** |
| Number of ratings | **674** | 1 |
| Positive reviews | 53.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 50 MB | 67 MB |
| Requires iOS | 16.4 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [xNeat.com](https://appshunter.io/developer/327498295) | [Pipe Flow Software](https://appshunter.io/developer/1193064957) |

## What reviewers say

### Construction Calculator

[App page](https://appshunter.io/ios/app/construction-calculator/id1092417398)

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:** Vision Pro support, iPhone Duo support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Construction Calculator | $4.99 | per month |
| Construction Calculator | $39.99 | per year |
| Themes | $1.99 | one-time |
| Calculator Plus | $3.99 | one-time |
| Rafter | $4.99 | one-time |
| Stair Calculator | $4.99 | one-time |
| Fraction Calculator | $9.99 | one-time |
| Construction Calculator | $14.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and accurate calculations
- 💡 Helpful for construction work
- 🎨 Customizable colors

**What reviewers complain about**

- 💰 Subscription model is too expensive
- 🔒 Paywall locks out useful features
- 🔄 Forced updates break existing functionality
- 🤯 Confusing and difficult to navigate

**Reported bugs**

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

**Requested features**

- 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

[App page](https://appshunter.io/ios/app/pipe-flow-gas-pipe-length/id1582968409)

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:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pipe Flow Gas Pipe Length | $4.99 | one-time |


## Frequently asked 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.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*