# Duct Calculator Elite vs WeldCalcs

The clearest difference is price: WeldCalcs at $1.99 against Duct Calculator Elite's $9.99. WeldCalcs also leads on rating (5.0 vs 4.8). Duct Calculator Elite's advantage is ratings volume (234 vs 1) and chart position (#165 vs unranked). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Duct Calculator Elite costs $9.99 and WeldCalcs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WeldCalcs holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Duct Calculator Elite has 234 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 15 months. The most recent releases landed on November 11, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Duct Calculator Elite | WeldCalcs |
| --- | --- | --- |
| Price | $9.99 | **$1.99** |
| Rating | [4.8 (234 ratings)](https://appshunter.io/ios/app/duct-calculator-elite/id665701601/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/weldcalcs/id1422441562/reviews)** |
| Number of ratings | **234** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | Every 15 months |
| Monetization | Paid | Paid |
| Best chart rank | **#165** | — |
| Size | 13 MB | 17 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cyberprodigy LLC](https://appshunter.io/developer/510284906) | [Glendale Coding Labs, Inc](https://appshunter.io/developer/1266859626) |

## What reviewers say

### Duct Calculator Elite

[App page](https://appshunter.io/ios/app/duct-calculator-elite/id665701601)

**Currently charting:** #165 Top Paid · Utilities (US App Store)

This app simplifies HVAC duct sizing calculations. It computes duct size, velocity, pressure drop, and flow rate with an intuitive interface. Supports various units and duct materials for precise HVAC design.

**Highlights:** Calculate duct size, velocity, pressure drop, flow rate, Duct Size by Airflow mode, Duct Size by Dimension mode, Pressure Drop calculations, Customizable units and duct materials, Uses ASHRAE Handbook friction loss equations

**Features:** macOS Compatibility

**In-app purchases:** none


### WeldCalcs

[App page](https://appshunter.io/ios/app/weldcalcs/id1422441562)

This engineering calculator app assists in the preliminary sizing of fillet welds for steel construction. It computes section properties for typical welding patterns, allowing users to input dimensions and applied forces/moments to determine the maximum resisting resultant force and initial weld size.

**Highlights:** Fillet weld design sizing, Section property calculation, Elastic Method calculations, Input dimensions and forces, Determines maximum resisting force, Reference equations available

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Duct Calculator Elite free?

Duct Calculator Elite costs $9.99, with no in-app purchases.

### Is WeldCalcs free?

WeldCalcs costs $1.99, with no in-app purchases.

### Which has better reviews, Duct Calculator Elite or WeldCalcs?

WeldCalcs is rated higher. Duct Calculator Elite averages 4.8 out of 5 from 234 ratings, while WeldCalcs averages 5.0 from 1 ratings.

### Do Duct Calculator Elite or WeldCalcs have ads?

Neither Duct Calculator Elite nor WeldCalcs shows ads.

### Which is updated more often, Duct Calculator Elite or WeldCalcs?

Duct Calculator Elite ships an update every 15 months, and WeldCalcs every 15 months. Most recently, Duct Calculator Elite was updated on November 11, 2026 and WeldCalcs on November 2, 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.*