# Electronics Engineer Helper vs GroundLoop

The clearest difference is update cadence: GroundLoop at every 11 days against Electronics Engineer Helper's monthly. Electronics Engineer Helper's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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 GroundLoop sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Electronics Engineer Helper ships an update monthly, GroundLoop every 11 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Electronics Engineer Helper | GroundLoop |
| --- | --- | --- |
| 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 | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) | [毅 王](https://appshunter.io/developer/6774631380) |

## 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


### GroundLoop

[App page](https://appshunter.io/ios/app/groundloop-earth-ground-test/id6779190914)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GroundLoop Unlock | $19.99 | one-time |


## Frequently asked questions

### Is Electronics Engineer Helper free?

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

### Is GroundLoop free?

GroundLoop is free to download, with in-app purchases available.

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

Neither Electronics Engineer Helper nor GroundLoop shows ads.

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

Electronics Engineer Helper ships an update monthly, and GroundLoop every 11 days. Most recently, Electronics Engineer Helper was updated on October 11, 2026 and GroundLoop on October 7, 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.*