# Smart.Grid vs Electrical Engineering

The clearest difference is in-app purchases: Smart.Grid at none against Electrical Engineering's 6. Smart.Grid also leads on iOS requirement (9.0 vs 17.6). Electrical Engineering's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Electrical Engineering sells 6 in-app purchases, starting at $7.99 per 7 days. Smart.Grid asks for nothing beyond the download.

Smart.Grid ships an update every 3 months, Electrical Engineering every 2 weeks. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Smart.Grid | Electrical Engineering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (6 ratings)](https://appshunter.io/ios/app/electrical-engineering-quiz/id6753985776/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 21 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Technische Universitaet Berlin](https://appshunter.io/developer/527216537) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### Smart.Grid

[App page](https://appshunter.io/ios/app/smartgrid/id1335576459)

**Features:** macOS Compatibility

**In-app purchases:** none


### Electrical Engineering

[App page](https://appshunter.io/ios/app/electrical-engineering-quiz/id6753985776)

Master electrical engineering concepts with engaging quizzes covering a wide range of topics. Ideal for students and professionals to enhance knowledge and skills in the field.

**Highlights:** Comprehensive quiz topics, Fundamentals of electrical engineering, Circuit analysis and network theorems, AC theory and electrical machines, Power systems and electronics, Control systems and signals

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $7.99 | per 7 days |
| 1 Month | $19.99 | per month |
| 1 Year | $29.99 | per year |
| 1500 | $1.99 | one-time |
| 3500 | $2.99 | one-time |
| 9000 | $4.99 | one-time |


## Frequently asked questions

### Is Smart.Grid free?

Smart.Grid is free to download, with no in-app purchases.

### Is Electrical Engineering free?

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

### Do Smart.Grid or Electrical Engineering have ads?

Neither Smart.Grid nor Electrical Engineering shows ads.

### Which is updated more often, Smart.Grid or Electrical Engineering?

Smart.Grid ships an update every 3 months, and Electrical Engineering every 2 weeks. Most recently, Smart.Grid was updated on October 5, 2026 and Electrical Engineering on September 30, 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.*