# Electronic Toolbox Pro vs Electronics Engineer Helper

The clearest difference is price: Electronics Engineer Helper at Free against Electronic Toolbox Pro's $12.99. Electronics Engineer Helper also leads on update cadence (monthly vs every 2 months). Electronic Toolbox Pro's advantage is in-app purchases (none vs 2) and iOS requirement (11.1 vs 17.0). On rating, review sentiment, ratings volume and ads there is nothing between them.

Electronics Engineer Helper is free to download; Electronic Toolbox Pro costs $12.99 up front. Electronics Engineer Helper sells 2 in-app purchases, starting at $4.89 per year. Electronic Toolbox Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Electronic Toolbox Pro against 4.8 for Electronics Engineer Helper. Both are backed by a comparable volume of ratings — 245 and 436 respectively. Written reviews are what separate them: 93% of Electronic Toolbox Pro's written reviews are positive against 98% of Electronics Engineer Helper's.

Electronic Toolbox Pro ships an update every 2 months, Electronics Engineer Helper monthly. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Electronic Toolbox Pro | Electronics Engineer Helper |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | [4.7 (245 ratings)](https://appshunter.io/ios/app/electronic-toolbox-pro/id339158729/reviews) | **[4.8 (436 ratings)](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646/reviews)** |
| Number of ratings | 245 | **436** |
| Positive reviews | 92.6% of reviews | **97.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 201 MB | 92 MB |
| Requires iOS | **11.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Marcus Roskosch](https://appshunter.io/developer/334053438) | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) |

## What reviewers say

### Electronic Toolbox Pro

[App page](https://appshunter.io/ios/app/electronic-toolbox-pro/id339158729)

This comprehensive electronics engineering app provides professionals, hobbyists, and students with a vast array of tools and reference materials. It features a circuit editor, numerous calculation and conversion tools, and extensive component specifications with parametric search capabilities.

**Highlights:** Circuit Editor, Component reference with parametric search, Numerous calculation tools, Unit and HEX/Decimal conversion tools, Scientific calculator, frequency generator, oscilloscope, Project diagram and document storage, Reference tools for major development boards

**In-app purchases:** none

**What reviewers like**

- 🚀 Comprehensive database
- 🔍 Detailed component information
- 👍 Intuitive and easy to use
- ⚡ Frequent updates
- 🛠️ Useful calculators and tools

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 Missing some component data
- 🔌 Compatibility issues on older devices

**Reported bugs**

- Equation disappearing in calculator
- Circuit editor not working with touch input

**Requested features**

- More microcontroller and SBC support
- Circuit simulation and design capabilities
- Educational resources and tutorials
- Improved circuit editor functionality


### 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


## Frequently asked questions

### Is Electronic Toolbox Pro free?

Electronic Toolbox Pro costs $12.99, with no in-app purchases.

### Is Electronics Engineer Helper free?

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

### Which has better reviews, Electronic Toolbox Pro or Electronics Engineer Helper?

Electronics Engineer Helper is rated higher. Electronic Toolbox Pro averages 4.7 out of 5 from 245 ratings, while Electronics Engineer Helper averages 4.8 from 436 ratings.

### Do Electronic Toolbox Pro or Electronics Engineer Helper have ads?

Neither Electronic Toolbox Pro nor Electronics Engineer Helper shows ads.

### Which is updated more often, Electronic Toolbox Pro or Electronics Engineer Helper?

Electronic Toolbox Pro ships an update every 2 months, and Electronics Engineer Helper monthly. Most recently, Electronic Toolbox Pro was updated on October 12, 2026 and Electronics Engineer Helper on October 11, 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.*