# Learn About Electronics vs BlueGrays

The clearest difference is rating: BlueGrays at 4.4 against Learn About Electronics's 3.5. BlueGrays also leads on update cadence (every 6 days vs every 3 weeks) and ratings volume (11 vs 2). Learn About Electronics's advantage is review sentiment (100% vs 64%) and ads (none vs shown). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Learn About Electronics sells 1 one-off in-app purchase and BlueGrays sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

BlueGrays holds the better App Store score, 4.4 against 3.5. That said, the two scores are not equally well evidenced: BlueGrays has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 100% of Learn About Electronics's written reviews are positive against 64% of BlueGrays's, so the app with the better star average is not the one people write more warmly about.

Learn About Electronics ships an update every 3 weeks, BlueGrays every 6 days. The most recent releases landed on June 1, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Learn About Electronics | BlueGrays |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/learn-about-electronics/id6446805089/reviews) | **[4.4 (11 ratings)](https://appshunter.io/ios/app/bluegrays-learn-electronics/id6502332602/reviews)** |
| Number of ratings | 2 | **11** |
| Positive reviews | **100.0% of reviews** | 64.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 28 MB | 51 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ghumman Tech LLC](https://appshunter.io/developer/1671347750) | [Yunus Emre Eke](https://appshunter.io/developer/1713998736) |

## What reviewers say

### Learn About Electronics

[App page](https://appshunter.io/ios/app/learn-about-electronics/id6446805089)

This educational app helps users memorize and identify electronic components through study modes and quizzes. It features audio pronunciation in English and progress tracking for each chapter. Users can bookmark flashcards and quiz questions for focused learning.

**Highlights:** Audio pronunciation of components, Study mode, Quiz mode, Bookmarking flashcards and questions, Progress indicators, Text-to-speech functionality

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |


### BlueGrays

[App page](https://appshunter.io/ios/app/bluegrays-learn-electronics/id6502332602)

Learn electronics with interactive projects, a component catalog, and personal inventory management. Start with free projects and unlock full access to Arduino, ESP32, and IoT content with a premium subscription. Gamified learning with badges and levels keeps you motivated.

**Highlights:** Free starter projects, Unlimited Arduino/ESP32/IoT projects, Detailed circuit diagrams and code, Component catalog with specifications, Personal inventory management, Gamified learning with badges and levels, Multi-language support

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $2.99 | per month |
| Premium (Yearly) | $11.99 | per year |
| 5x Aylık Eğitimci Paketi | $12.99 | one-time |
| 10x Aylık Eğitimci Paketi | $23.99 | one-time |
| 5x Yıllık Eğitimci Paketi | $53.99 | one-time |
| 10x Yıllık Eğitimci Paketi | $101.99 | one-time |


## Frequently asked questions

### Is Learn About Electronics free?

Learn About Electronics is free to download, with in-app purchases available.

### Is BlueGrays free?

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

### Which has better reviews, Learn About Electronics or BlueGrays?

BlueGrays is rated higher. Learn About Electronics averages 3.5 out of 5 from 2 ratings, while BlueGrays averages 4.4 from 11 ratings.

### Do Learn About Electronics or BlueGrays have ads?

BlueGrays shows ads; Learn About Electronics does not.

### Which is updated more often, Learn About Electronics or BlueGrays?

Learn About Electronics ships an update every 3 weeks, and BlueGrays every 6 days. Most recently, Learn About Electronics was updated on June 1, 2026 and BlueGrays on September 17, 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.*