# McWane Pocket Engineer v2 vs Pipe Slope Invert Planner

The clearest difference is price: McWane Pocket Engineer v2 at Free against Pipe Slope Invert Planner's $4.99. McWane Pocket Engineer v2 also leads on iOS requirement (15.6 vs 17.0). Pipe Slope Invert Planner's advantage is update cadence (fortnightly vs every 3 months). On ads, in-app purchases and device support there is nothing between them.

McWane Pocket Engineer v2 is free to download; Pipe Slope Invert Planner costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

McWane Pocket Engineer v2 ships an update every 3 months, Pipe Slope Invert Planner fortnightly. The most recent releases landed on October 21, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | McWane Pocket Engineer v2 | Pipe Slope Invert Planner |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[3.9 (10 ratings)](https://appshunter.io/ios/app/mcwane-pocket-engineer-v2/id882265820/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 29 MB | 1 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [McWane, LLC](https://appshunter.io/developer/882264575) | [光 杨](https://appshunter.io/developer/1891134953) |

## What reviewers say

### McWane Pocket Engineer v2

[App page](https://appshunter.io/ios/app/mcwane-pocket-engineer-v2/id882265820)

This comprehensive virtual assistant aids professionals in the waterworks and sewer industries with ductile iron pipe design and comparisons. It offers specialized calculators for pipeline design, performance, and thrust restraint, along with product literature and manufacturing videos.

**Highlights:** Ductile iron pipe design, Material comparisons, Product and industry literature, Manufacturing videos, Eight specialized calculators, Pipeline design and performance analysis, Thrust restraint design

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

**In-app purchases:** none


### Pipe Slope Invert Planner

[App page](https://appshunter.io/ios/app/pipe-slope-invert-planner/id6768115052)

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

**In-app purchases:** none


## Frequently asked questions

### Is McWane Pocket Engineer v2 free?

McWane Pocket Engineer v2 is free to download, with no in-app purchases.

### Is Pipe Slope Invert Planner free?

Pipe Slope Invert Planner costs $4.99, with no in-app purchases.

### Do McWane Pocket Engineer v2 or Pipe Slope Invert Planner have ads?

Neither McWane Pocket Engineer v2 nor Pipe Slope Invert Planner shows ads.

### Which is updated more often, McWane Pocket Engineer v2 or Pipe Slope Invert Planner?

McWane Pocket Engineer v2 ships an update every 3 months, and Pipe Slope Invert Planner fortnightly. Most recently, McWane Pocket Engineer v2 was updated on October 21, 2026 and Pipe Slope Invert Planner on October 6, 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.*