# Duct Construction vs Piping Calculators

The clearest difference is price: Duct Construction at $0.99 against Piping Calculators's $19.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Duct Construction costs $0.99 and Piping Calculators $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Duct Construction | Piping Calculators |
| --- | --- | --- |
| Price | **$0.99** | $19.99 |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/duct-construction/id6443518338/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Monetization | Paid | — |
| Size | 1 MB | 9 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wassim Murr](https://appshunter.io/developer/1474939474) | [Jitendra Surve](https://appshunter.io/developer/1693898824) |

## What reviewers say

### Duct Construction

[App page](https://appshunter.io/ios/app/duct-construction/id6443518338)

This app helps determine duct construction and reinforcement options based on duct size and system pressure class. It provides condensed lists of suitable options, saving time spent on manual calculations and table lookups. Results are based on industry standards for galvanized steel duct sheets.

**Highlights:** Duct size range from 2" to 120", Pressure classes up to 4 in.wg, Calculates duct weights per linear foot, Determines required duct gauge and reinforcement spacing, Clear illustrations for reinforcement types, Simple and effective UI design

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Piping Calculators

[App page](https://appshunter.io/ios/app/piping-calculators/id6478563085)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Duct Construction free?

Duct Construction costs $0.99, with no in-app purchases.

### Is Piping Calculators free?

Piping Calculators costs $19.99, with no in-app purchases.

### Do Duct Construction or Piping Calculators have ads?

Neither Duct Construction nor Piping Calculators shows ads.

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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.*