# Light Code Transmissions vs Electric Power Systems Quiz

The clearest difference is in-app purchases: Light Code Transmissions at none against Electric Power Systems Quiz's 6. Light Code Transmissions also leads on update cadence (every 2 weeks vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Electric Power Systems Quiz sells 6 in-app purchases, starting at $9.99 per month. Light Code Transmissions asks for nothing beyond the download.

Light Code Transmissions ships an update every 2 weeks, Electric Power Systems Quiz every 6 weeks. The most recent releases landed on September 28, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Light Code Transmissions | Electric Power Systems Quiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/electric-power-systems-quiz/id6739253096/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 49 MB | 18 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Emily Sudduth](https://appshunter.io/developer/1721274803) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### Light Code Transmissions

[App page](https://appshunter.io/ios/app/light-code-transmissions/id6503090684)

**In-app purchases:** none


### Electric Power Systems Quiz

[App page](https://appshunter.io/ios/app/electric-power-systems-quiz/id6739253096)

Master electric power systems with comprehensive quizzes covering regulatory frameworks, smart grids, and market issues. Track progress, create custom tests, and solve real-world problems to enhance your expertise in the energy sector.

**Highlights:** Comprehensive topic coverage, Diverse question formats, Progress tracking and analytics, Customizable quizzes, Real-world problem-solving, Industry trend alignment

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


## Frequently asked questions

### Is Light Code Transmissions free?

Light Code Transmissions is free to download, with no in-app purchases.

### Is Electric Power Systems Quiz free?

Electric Power Systems Quiz is free to download, with in-app purchases available.

### Do Light Code Transmissions or Electric Power Systems Quiz have ads?

Neither Light Code Transmissions nor Electric Power Systems Quiz shows ads.

### Which is updated more often, Light Code Transmissions or Electric Power Systems Quiz?

Light Code Transmissions ships an update every 2 weeks, and Electric Power Systems Quiz every 6 weeks. Most recently, Light Code Transmissions was updated on September 28, 2026 and Electric Power Systems Quiz 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.*