# Electronics Engineer Helper vs Electrical & Solar Calculator

The clearest difference is review sentiment: Electronics Engineer Helper at 98% against Electrical & Solar Calculator's 0%. Electronics Engineer Helper also leads on ads (none vs shown). Electrical & Solar Calculator's advantage is update cadence (weekly vs monthly) and iOS requirement (15.0 vs 17.0). On price, in-app purchases, monetization model 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 and Electrical & Solar Calculator 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, Electrical & Solar Calculator weekly. The most recent releases landed on November 1, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Electronics Engineer Helper | Electrical & Solar Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (442 ratings)](https://appshunter.io/ios/app/electronics-engineer-helper/id896429646/reviews)** | — |
| Number of ratings | **442** | — |
| Positive reviews | **97.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 93 MB | 32 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Rostyslav Dovhaliuk](https://appshunter.io/developer/896429649) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## 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 & Solar Calculator

[App page](https://appshunter.io/ios/app/electrical-and-solar-calculator/id6743133160)

This app provides a suite of tools for electricians, engineers, and solar installers to quickly solve common electrical design and installation problems. It covers wire sizing, voltage drop, circuit breaker sizing, motor calculations, and solar system planning.

**Highlights:** Resistor, capacitor, and inductor circuit calculations, Wire sizing and voltage drop analysis, Circuit breaker and transformer sizing, Motor wiring and power factor correction, Solar system planning tools, Customizable units (metric/imperial)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro ID | $2.99 | one-time |


## Frequently asked questions

### Is Electronics Engineer Helper free?

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

### Is Electrical & Solar Calculator free?

Electrical & Solar Calculator is free to download, with in-app purchases available.

### Do Electronics Engineer Helper or Electrical & Solar Calculator have ads?

Electrical & Solar Calculator shows ads; Electronics Engineer Helper does not.

### Which is updated more often, Electronics Engineer Helper or Electrical & Solar Calculator?

Electronics Engineer Helper ships an update monthly, and Electrical & Solar Calculator weekly. Most recently, Electronics Engineer Helper was updated on November 1, 2026 and Electrical & Solar Calculator on October 22, 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.*