# Nairda Programming vs BlueGrays

The clearest difference is rating: Nairda Programming at 5.0 against BlueGrays's 4.4. Nairda Programming also leads on review sentiment (100% vs 64%) and in-app purchases (none vs 6). BlueGrays's advantage is ratings volume (11 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. BlueGrays sells 6 in-app purchases, starting at $2.99 per month. Nairda Programming asks for nothing beyond the download.

Nairda Programming holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: BlueGrays has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Nairda Programming's written reviews are positive against 64% of BlueGrays's.

Nairda Programming ships an update every 2 days, BlueGrays every 6 days. The most recent releases landed on September 24, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Nairda Programming | BlueGrays |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nairda-programming/id1493083004/reviews)** | [4.4 (11 ratings)](https://appshunter.io/ios/app/bluegrays-learn-electronics/id6502332602/reviews) |
| Number of ratings | 1 | **11** |
| Positive reviews | **100.0% of reviews** | 64.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 6 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 107 MB | 51 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adrian Alvarez Galicia](https://appshunter.io/developer/1435024541) | [Yunus Emre Eke](https://appshunter.io/developer/1713998736) |

## What reviewers say

### Nairda Programming

[App page](https://appshunter.io/ios/app/nairda-programming/id1493083004)

This educational tool enables users to program robots using a visual interface. It supports various hardware components like motors, sensors, and LEDs, and connects via Bluetooth. Ideal for learning robotics and coding concepts.

**Highlights:** Graphical programming interface, Robot hardware control (servos, DC motors, LEDs), Sensor integration (digital, analog, ultrasonic), Bluetooth 4 connectivity, Project programming on device

**Features:** Vision Pro support

**In-app purchases:** none


### 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 Nairda Programming free?

Nairda Programming is free to download, with no in-app purchases.

### Is BlueGrays free?

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

### Which has better reviews, Nairda Programming or BlueGrays?

Nairda Programming is rated higher. Nairda Programming averages 5.0 out of 5 from 1 ratings, while BlueGrays averages 4.4 from 11 ratings.

### Do Nairda Programming or BlueGrays have ads?

BlueGrays shows ads; Nairda Programming does not.

### Which is updated more often, Nairda Programming or BlueGrays?

Nairda Programming ships an update every 2 days, and BlueGrays every 6 days. Most recently, Nairda Programming was updated on September 24, 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.*