# Pneumatic Cylinder vs Rectangular Beam

The clearest difference is price: Pneumatic Cylinder at Free against Rectangular Beam's $4.99. Pneumatic Cylinder also leads on rating (5.0 vs 1.0) and iOS requirement (6.0 vs 17.0). Rectangular Beam's advantage is update cadence (every 6 months vs every 37 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Pneumatic Cylinder is free to download; Rectangular Beam costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pneumatic Cylinder holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Pneumatic Cylinder ships an update every 37 months, Rectangular Beam every 6 months. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Pneumatic Cylinder | Rectangular Beam |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pneumatic-cylinder/id620275578/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/rectangular-beam/id1436344246/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 6 months** |
| Monetization | **Free** | Paid |
| Size | 5 MB | 3 MB |
| Requires iOS | **6.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zanthic Automation Inc.](https://appshunter.io/developer/574695320) | [Rab Elias](https://appshunter.io/developer/918944482) |

## What reviewers say

### Pneumatic Cylinder

[App page](https://appshunter.io/ios/app/pneumatic-cylinder/id620275578)

This application simplifies complex calculations for pneumatic cylinders. Input cylinder dimensions, cycle frequency, and air pressure to determine areas, volumes, forces, and air flow rates. Supports both metric and imperial units for versatile use.

**Highlights:** Cylinder dimension input (bore, rod, stroke), Cycle frequency and air pressure input, Rod and bore side area/volume calculation, Extension/retraction force calculation, Rod and bore air flow rate calculation, Metric and imperial unit support

**Features:** macOS Compatibility

**In-app purchases:** none


### Rectangular Beam

[App page](https://appshunter.io/ios/app/rectangular-beam/id1436344246)

This app assists in the design and analysis of reinforced concrete rectangular beams. It calculates required reinforcement, draws beam sections with rebar details, and provides strain distribution diagrams. Users can also determine crack width and deflection, and generate PDF reports.

**Highlights:** Reinforcement calculation, Beam section drawing, Layer requirement check, Strain distribution diagram, Crack width calculation, Deflection calculation, PDF report generation

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

**In-app purchases:** none


## Frequently asked questions

### Is Pneumatic Cylinder free?

Pneumatic Cylinder is free to download, with no in-app purchases.

### Is Rectangular Beam free?

Rectangular Beam costs $4.99, with no in-app purchases.

### Which has better reviews, Pneumatic Cylinder or Rectangular Beam?

Pneumatic Cylinder is rated higher. Pneumatic Cylinder averages 5.0 out of 5 from 1 ratings, while Rectangular Beam averages 1.0 from 2 ratings.

### Do Pneumatic Cylinder or Rectangular Beam have ads?

Neither Pneumatic Cylinder nor Rectangular Beam shows ads.

### Which is updated more often, Pneumatic Cylinder or Rectangular Beam?

Pneumatic Cylinder ships an update every 37 months, and Rectangular Beam every 6 months. Most recently, Pneumatic Cylinder was updated on October 12, 2026 and Rectangular Beam on October 15, 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.*