Nairda Programming vs BlueGrays
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nairda Programming
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.
- Graphical programming interface
- Robot hardware control (servos, DC motors, LEDs)
- Sensor integration (digital, analog, ultrasonic)
- Bluetooth 4 connectivity
- Project programming on device
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Nairda robot programming is a tool that allows you to program robots with servos, DC motors and LEDs in addition to digital, analog and ultrasonic sensors using a friendly graphical interface from your device via bluetooth 4. Nairda Premium (optional auto-renewable subscription): unlimited Nairda AI requests, and your subscription follows your account to any device. - Price: US$3.99 per month (MX$79.00 per month in Mexico). The amount you will be charged, in your own currency, is shown in the app before any purchase. - Length: 1 month. Billed to your Apple ID and renewed automatically for US$3.99 per month unless you cancel at least 24 hours before the end of the current period. - A 1 week free trial is included before that first charge. - Manage or cancel the subscription at any time in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://nairda.com.mx/privacy.html
BlueGrays
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.
- 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
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Learning electronics has never been this easy and fun with BlueGrays! Start with free projects right away, and unlock all content with Premium when you're ready. Whether you're a student or a hobbyist, BlueGrays gives you everything you need. — START FOR FREE — • Begin learning electronics with curated starter projects • Explore basic components and their specifications • Try the app and see if it's right for you — EXPLORE PROJECTS (Premium) — • Unlimited access to Arduino, ESP32, ESP8266 and IoT projects • Detailed circuit diagrams, code snippets, and video tutorials for each project • See required components and add missing ones to your inventory • Rate projects and save your favorites • Track your completed projects — COMPONENT CATALOG (Premium) — • Full access to extensive electronic component database • Detailed specifications and use cases • Filter, sort, and easily find what you need • Add components directly to your inventory — MY WORKSHOP - PERSONAL INVENTORY (Premium) — • Track the components you own • Add quantities, notes, and custom names • Check for missing components before starting a project • Edit and update your inventory anytime — BADGES & LEVELS — • Earn achievement badges as you learn • Reach Bronze, Silver, Gold, Platinum, and Diamond tiers • Track your progress across categories • Stay motivated with gamified learning! — MORE FEATURES — • Push notifications for new projects • Multi-language support (TR, EN, DE, ES, FR, IT) • Favorites and completed projects list • Personal profile and progress tracking BlueGrays is built for the maker and electronics community. Download now and start your electronics journey for free! — SUBSCRIPTION INFORMATION — • BlueGrays Premium unlocks unlimited access to all projects, the full component catalog, and the My Workshop inventory feature. • Payment is charged to your Apple ID account upon confirmation of purchase. • Subscription automatically renews unless cancelled at least 24 hours before the end of the current period. • You can manage and cancel your subscription in Settings > Apple ID > Subscriptions after purchase. • Privacy Policy: https://bluegrays.com/privacy/ • Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Nairda Programming | BlueGrays |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.4 (11 ratings) |
| Positive reviews | 100.0% of reviews — better | 64.3% of reviews |
| Number of ratings | 1 | 11 — better |
| Update frequency | Every 2 days — better | Every 6 days |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 107 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Adrian Alvarez Galicia | Yunus Emre Eke |
Customer experience
Nairda Programming
BlueGrays
In-app purchases
Nairda Programming
No in-app purchases
BlueGrays
- Premium (Monthly)$2.991 Month
- Premium (Yearly)$11.991 Year
- 5x Aylık Eğitimci Paketi$12.99
- 10x Aylık Eğitimci Paketi$23.99
- 5x Yıllık Eğitimci Paketi$53.99
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- 10x Yıllık Eğitimci Paketi$101.99
Questions
Is Nairda Programming free?
Is BlueGrays free?
Which has better reviews, Nairda Programming or BlueGrays?
Do Nairda Programming or BlueGrays have ads?
Which is updated more often, Nairda Programming or BlueGrays?
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