# Electrical Engineering vs Commercial Electrical Designer

The clearest difference is price: Electrical Engineering at Free against Commercial Electrical Designer's $2.99. Commercial Electrical Designer's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Electrical Engineering is free to download; Commercial Electrical Designer costs $2.99 up front. Electrical Engineering sells 2 one-off in-app purchases. Commercial Electrical Designer asks for nothing beyond the download.

Electrical Engineering ships an update every 4 months, Commercial Electrical Designer monthly. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Electrical Engineering | Commercial Electrical Designer |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.7 (252 ratings)](https://appshunter.io/ios/app/electrical-engineering-lite/id929996924/reviews)** | — |
| Number of ratings | **252** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 42 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### Electrical Engineering

[App page](https://appshunter.io/ios/app/electrical-engineering-lite/id929996924)

This app offers a comprehensive suite of electrical calculations and conversions for professionals and students. It handles diverse units and provides precise results for various electrical engineering tasks, including voltage, current, power, and more.

**Highlights:** 60 Electrical Calculators, 16 Electrical Converters, Voltage, Current, Resistance, Power calculations, kVA to Amps and Amps to kVA conversions, Single and Three Phase Power calculations, Star to Delta & Delta to Star conversions, Unit handling for diverse electrical measurements

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 16 Electrical Converters | $0.99 | one-time |
| Electrical Engineering Pack | $3.99 | one-time |


### Commercial Electrical Designer

[App page](https://appshunter.io/ios/app/commercial-electrical-designer/id6762656727)

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

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Engineering free?

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

### Is Commercial Electrical Designer free?

Commercial Electrical Designer costs $2.99, with no in-app purchases.

### Do Electrical Engineering or Commercial Electrical Designer have ads?

Electrical Engineering shows ads; Commercial Electrical Designer does not.

### Which is updated more often, Electrical Engineering or Commercial Electrical Designer?

Electrical Engineering ships an update every 4 months, and Commercial Electrical Designer monthly. Most recently, Electrical Engineering was updated on October 11, 2026 and Commercial Electrical Designer on October 2, 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.*