# Electronics Engineer Helper vs Pneumatics

The clearest difference is review sentiment: Electronics Engineer Helper at 98% against Pneumatics's 0%. Pneumatics's advantage is in-app purchases (none vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Electronics Engineer Helper sells 2 in-app purchases, starting at $4.89 per year. Pneumatics asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Electronics Engineer Helper | Pneumatics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (436 ratings)](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646/reviews)** | — |
| Number of ratings | **436** | — |
| Positive reviews | **97.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 92 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) | [Amnaj Sriwilai](https://appshunter.io/developer/1241468165) |

## What reviewers say

### Electronics Engineer Helper

[App page](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646)

This app provides a comprehensive suite of calculators and reference tools for electronics enthusiasts and professionals. It includes features for component identification, circuit calculations, and electrical property analysis, aiding in both study and practical work.

**Highlights:** Datasheet search, Resistor color code calculator, Electronic schematic symbols, Pinouts guide, Ohm's law calculator, AWG converter, Unit converter

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year Subscription | $4.89 | per year |
| Lifetime PRO Version | $12.49 | one-time |

**What reviewers like**

- 🚀 Useful tool
- 👍 Comprehensive reference
- 👍 Intuitive and well-designed
- 👍 Saves time and effort
- 👍 Excellent for beginners and professionals

**What reviewers complain about**

- 💰 Some advanced features require paid subscription
- 🇷🇺 Some content in Russian language

**Reported bugs**

- Incorrect resistor color code display for some values
- In-app purchase option not working for some users

**Requested features**

- Add more circuit schematics and examples
- Include ASCII code to decimal, hex, and octal conversion
- Expand the pinout section with more details
- Add active filter (RC, RL, RLC, LC) calculators
- Include digital to analog converter, transistor, and transformer calculators


### Pneumatics

[App page](https://appshunter.io/ios/app/pneumatics/id1241653182)

This app offers essential calculation tools for pneumatic systems, aiding in automation system design and equipment selection. It helps users determine cylinder force, speed, air consumption, and estimate costs, streamlining work with pneumatic components.

**Highlights:** Cylinder force calculation, Force requirement estimation, Cylinder speed calculation, Air consumption calculation, Shock absorber analysis, Pressure and flow rate conversion, Hose diameter and piston rod diameter definition

**In-app purchases:** none


## Frequently asked questions

### Is Electronics Engineer Helper free?

Electronics Engineer Helper is free to download, with in-app purchases available.

### Is Pneumatics free?

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

### Do Electronics Engineer Helper or Pneumatics have ads?

Neither Electronics Engineer Helper nor Pneumatics shows ads.

### Which is updated more often, Electronics Engineer Helper or Pneumatics?

Electronics Engineer Helper ships an update monthly, and Pneumatics monthly. Most recently, Electronics Engineer Helper was updated on October 11, 2026 and Pneumatics 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.*