Comparison

Workshop for Raspberry Pi vs BlueGrays

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Workshop for Raspberry Pi

Explore a variety of demo projects for Raspberry Pi, covering displays, sensors, home automation, and IoT. Ideal for makers, electronics enthusiasts, and engineering students looking to learn and experiment with hardware.

Highlights
  • Display projects (LCM, OLED, TFT)
  • Sensor projects (temperature, humidity)
  • Home automation (WiFi, Bluetooth, LoRa)
  • IoT projects (post sensor data)
  • Collection of demo projects
  • Suitable for makers and students
Features
Read full description

This app is a collection of rich demo projects for makers, electronics enthusiast, or engineering students using Raspberry Pi development board Features 1. Display projects • Character LCM 16x2, 20x4 • I2C OLED 96x64 • SPI OLED 96x64 • TFT 176x220 2. Sensors Projects • DHT11 (temperature and humidity) • 18B20 (1-wire temperature sensor) 3. Automation projects • Home automation using Wifi • Home automation using Bluetooth • Home automation using BluetoothLE • Home automation using LoRa 4. Internet-of-Things IoT Projects • Post sensor data to Iot Thingspeak website More projects will be added soon ! Raspberry Pi is a trademark of Raspberry Pi foundation. "Python" and the Python logos are trademarks or registered trademarks of the Python Software Foundation. All other trade names mentioned in this app or the other documentation provided by this app are trademarks or registered trademarks of their respective holder. This app is not related or affiliated in any way these companies.

About

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.

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
Read full description

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

Workshop for Raspberry Pi3 screens
BlueGrays4 screens

Verdict

The call

The clearest difference is rating: BlueGrays at 4.4 against Workshop for Raspberry Pi's 1.0. BlueGrays also leads on update cadence (every 6 days vs every 19 months) and ratings volume (11 vs 1). Workshop for Raspberry Pi's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On price, in-app purchases, monetization model and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Workshop for Raspberry Pi sells 10 one-off in-app purchases 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.

ReceptionRating · Positive reviews · Number of ratings

BlueGrays holds the better App Store score, 4.4 against 1.0. 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.

UpkeepUpdate frequency

Workshop for Raspberry Pi ships an update every 19 months, BlueGrays every 6 days. The most recent releases landed on October 5, 2026 and September 17, 2026 respectively.

Scorecard5 real differences · 5 level
Workshop for Raspberry Pi versus BlueGrays: the parameters behind the verdict, then further details
ParameterWorkshop for Raspberry PiBlueGrays
PriceFreeFree
Rating1.0 (1 ratings)4.4 (11 ratings) — better
Positive reviews—64.3% of reviews
Number of ratings111 — better
Update frequencyEvery 19 monthsEvery 6 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size23 MB51 MB
Age rating4+4+
DeveloperSiu Yuen HoYunus Emre Eke

Customer experience

Workshop for Raspberry Pi

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

BlueGrays

All ratings10 ratings
Positive90.0%
Neutral0.0%
Negative10.0%
Written reviews14 reviews
Positive64.3%
Neutral0.0%
Negative35.7%

In-app purchases

10 purchases

Workshop for Raspberry Pi

One-time10
  • TFT 220x176$1.99
  • dht11 sensor$1.99
  • 18b20 sensor$1.99
Show 7 more
  • Rotary encoder$1.99
  • ADC ADS1115$1.99
  • Automation using browser$1.99
  • Automation using LoRa$1.99
  • Environment sensor IoT$3.99
  • Automation using bluetooth$3.99
  • Automation using bluetooth LE$3.99
6 purchases

BlueGrays

Subscriptions2
  • Premium (Monthly)$2.991 Month
  • Premium (Yearly)$11.991 Year
One-time4
  • 5x Aylık Eğitimci Paketi$12.99
  • 10x Aylık Eğitimci Paketi$23.99
  • 5x Yıllık Eğitimci Paketi$53.99
Show 1 more
  • 10x Yıllık Eğitimci Paketi$101.99

Questions

Is Workshop for Raspberry Pi free?
Workshop for Raspberry Pi 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, Workshop for Raspberry Pi or BlueGrays?
BlueGrays is rated higher. Workshop for Raspberry Pi averages 1.0 out of 5 from 1 ratings, while BlueGrays averages 4.4 from 11 ratings.
Do Workshop for Raspberry Pi or BlueGrays have ads?
BlueGrays shows ads; Workshop for Raspberry Pi does not.
Which is updated more often, Workshop for Raspberry Pi or BlueGrays?
Workshop for Raspberry Pi ships an update every 19 months, and BlueGrays every 6 days. Most recently, Workshop for Raspberry Pi was updated on October 5, 2026 and BlueGrays on September 17, 2026.

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