# Electronics Engineer Helper vs Electrical Safety Alerter

The clearest difference is in-app purchases: Electrical Safety Alerter at none against Electronics Engineer Helper's 2. Electrical Safety Alerter also leads on iOS requirement (12.0 vs 17.0). Electronics Engineer Helper's advantage is update cadence (monthly vs every 25 months). On price, 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. Electrical Safety Alerter asks for nothing beyond the download.

Electronics Engineer Helper ships an update monthly, Electrical Safety Alerter every 25 months. The most recent releases landed on October 26, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Electronics Engineer Helper | Electrical Safety Alerter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (441 ratings)](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646/reviews)** | — |
| Number of ratings | **441** | — |
| Positive reviews | 97.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 25 months |
| Monetization | Free with in-app purchases | — |
| Size | 93 MB | 8 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) | [David Elam](https://appshunter.io/developer/992797875) |

## 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


### Electrical Safety Alerter

[App page](https://appshunter.io/ios/app/electrical-safety-alerter/id1210521996)

**Features:** macOS Compatibility

**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 Electrical Safety Alerter free?

Electrical Safety Alerter is free to download, with no in-app purchases.

### Do Electronics Engineer Helper or Electrical Safety Alerter have ads?

Neither Electronics Engineer Helper nor Electrical Safety Alerter shows ads.

### Which is updated more often, Electronics Engineer Helper or Electrical Safety Alerter?

Electronics Engineer Helper ships an update monthly, and Electrical Safety Alerter every 25 months. Most recently, Electronics Engineer Helper was updated on October 26, 2026 and Electrical Safety Alerter on October 14, 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.*