# Electronics Engineer Helper vs Hydraulic Training Calculators

The clearest difference is ratings volume: Electronics Engineer Helper at 436 against Hydraulic Training Calculators's 1. Electronics Engineer Helper also leads on update cadence (monthly vs every 4 months). Hydraulic Training Calculators's advantage is rating (5.0 vs 4.8) and iOS requirement (13.2 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Electronics Engineer Helper sells 2 in-app purchases, starting at $4.89 per year and Hydraulic Training Calculators sells 2 in-app purchases, starting at $9.49 per year. Whichever you choose, the download price is not the number that matters.

Hydraulic Training Calculators holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Electronics Engineer Helper has 436 ratings behind it against 1, so its average is the more settled of the two.

Electronics Engineer Helper ships an update monthly, Hydraulic Training Calculators every 4 months. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Electronics Engineer Helper | Hydraulic Training Calculators |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (436 ratings)](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hydraulic-training-calculators/id1273715287/reviews)** |
| Number of ratings | **436** | 1 |
| Positive reviews | 97.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 92 MB | 16 MB |
| Requires iOS | 17.0 | **13.2** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) | [Gary Molton](https://appshunter.io/developer/1193080103) |

## 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


### Hydraulic Training Calculators

[App page](https://appshunter.io/ios/app/hydraulic-training-calculators/id1273715287)

This app offers a comprehensive suite of hydraulic and fluid power tools, including calculators for power, thermal balance, and pipework. It provides design guides, a symbol library, and unit converters. Users can access free interactive content and a trial of paid resources, with options for one-time unlocks or annual subscriptions for extensive training materials.

**Highlights:** Hydraulic calculators, Symbol library, Unit converter, Design guides, Troubleshooting fault finder, Training courses, Simulation experiments

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Training Subscription | $9.49 | per year |
| Hydraulic Quiz Design Guides | $4.99 | one-time |


## Frequently asked questions

### Is Electronics Engineer Helper free?

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

### Is Hydraulic Training Calculators free?

Hydraulic Training Calculators is free to download, with in-app purchases available.

### Which has better reviews, Electronics Engineer Helper or Hydraulic Training Calculators?

Hydraulic Training Calculators is rated higher. Electronics Engineer Helper averages 4.8 out of 5 from 436 ratings, while Hydraulic Training Calculators averages 5.0 from 1 ratings.

### Do Electronics Engineer Helper or Hydraulic Training Calculators have ads?

Neither Electronics Engineer Helper nor Hydraulic Training Calculators shows ads.

### Which is updated more often, Electronics Engineer Helper or Hydraulic Training Calculators?

Electronics Engineer Helper ships an update monthly, and Hydraulic Training Calculators every 4 months. Most recently, Electronics Engineer Helper was updated on October 11, 2026 and Hydraulic Training Calculators on September 30, 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.*