# McCalc Fusion Calculator vs Mobility@Work

The clearest difference is rating: Mobility@Work at 4.0 against McCalc Fusion Calculator's 3.4. Mobility@Work also leads on update cadence (fortnightly vs every 3 months). McCalc Fusion Calculator's advantage is ratings volume (18 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mobility@Work holds the better App Store score, 4.0 against 3.4. That said, the two scores are not equally well evidenced: McCalc Fusion Calculator has 18 ratings behind it against 2, so its average is the more settled of the two.

McCalc Fusion Calculator ships an update every 3 months, Mobility@Work fortnightly. The most recent releases landed on October 22, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | McCalc Fusion Calculator | Mobility@Work |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (18 ratings)](https://appshunter.io/ios/app/mccalc-fusion-calculator/id376891708/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/mobilitywork/id1152325473/reviews)** |
| Number of ratings | **18** | 2 |
| Positive reviews | 35.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 4 MB | 31 MB |
| Requires iOS | 16.4 | **16.1** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [McElroy Manufacturing, Inc.](https://appshunter.io/developer/376891711) | [MOBILITYWORK](https://appshunter.io/developer/1181803737) |

## What reviewers say

### McCalc Fusion Calculator

[App page](https://appshunter.io/ios/app/mccalc-fusion-calculator/id376891708)

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.

**Highlights:** Select McElroy fusion machines, Choose from nine international standards, Enter pipe size in multiple units, Input wall thickness via dimensional ratio or actual thickness, Specify interfacial and drag pressure, Supports English, Spanish, and Portuguese

**Features:** macOS Compatibility

**In-app purchases:** none


### Mobility@Work

[App page](https://appshunter.io/ios/app/mobilitywork/id1152325473)

This app offers high-quality control, monitoring, and data acquisition solutions for various industrial and municipal sectors, including water treatment, waste water treatment, natural gas, and power distribution. It aims to enhance customer satisfaction through reliable system performance.

**Highlights:** High-quality control systems, Monitoring solutions, Data acquisition, Water treatment systems, Waste water treatment systems, Natural gas and power distribution

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is McCalc Fusion Calculator free?

McCalc Fusion Calculator is free to download, with no in-app purchases.

### Is Mobility@Work free?

Mobility@Work is free to download, with no in-app purchases.

### Which has better reviews, McCalc Fusion Calculator or Mobility@Work?

Mobility@Work is rated higher. McCalc Fusion Calculator averages 3.4 out of 5 from 18 ratings, while Mobility@Work averages 4.0 from 2 ratings.

### Do McCalc Fusion Calculator or Mobility@Work have ads?

Neither McCalc Fusion Calculator nor Mobility@Work shows ads.

### Which is updated more often, McCalc Fusion Calculator or Mobility@Work?

McCalc Fusion Calculator ships an update every 3 months, and Mobility@Work fortnightly. Most recently, McCalc Fusion Calculator was updated on October 22, 2026 and Mobility@Work on October 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.*