Comparison

Workshop for Arduino 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 Arduino

Explore a variety of demo projects for Arduino development boards, including displays, sensors, and automation. Control home appliances with voice assistants and send sensor data to IoT platforms. New projects are added regularly.

Highlights
  • Display projects (LCM, OLED, TFT)
  • Sensor projects (temperature, pressure, heart rate)
  • Home automation with voice assistants
  • IoT data posting to Thingspeak
  • Regularly updated project library
Features
Read full description

This app is a collection of rich demo projects for makers, electronics enthusiast, or engineering students using arduino development board Features 1. Display projects • Character LCM 16x2, 20x4 • Graphic LCM 128x64, LCM5110 (84x48) • I2C OLED 96x64, SPI OLED 96x64 • TFT 176x220 • UART HMI TFT Display 2. Sensors Projects • DHT11 (temperature and humidity) • BMP180 (pressure) • 18B20 (1-wire temperature sensor) • MPU6050 (accelerator + gyroscope) • Pulse sensor (Measure heart rate) 3. Automation projects • Use an app to control home appliances • Use Google Assistant to control home appliances • Use Siri & Shortcuts to control home appliances 4. Internet-of-Things Projects • Post sensor data to Iot Thingspeak website More projects will be added soon ! Arduino is a trademark of Arduino AG. 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 Arduino3 screens
BlueGrays4 screens

Verdict

The call

The clearest difference is review sentiment: BlueGrays at 64% against Workshop for Arduino's 0%. BlueGrays also leads on rating (4.4 vs 3.3) and update cadence (every 6 days vs every 19 months). Workshop for Arduino's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, in-app purchases 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 Arduino sells 12 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 3.3. Both are backed by a comparable volume of ratings — 3 and 11 respectively. Written reviews point the same way: 0% of Workshop for Arduino's written reviews are positive against 64% of BlueGrays's.

UpkeepUpdate frequency

Workshop for Arduino ships an update every 19 months, BlueGrays every 6 days. The most recent releases landed on September 24, 2026 and September 17, 2026 respectively.

Scorecard7 real differences · 3 level
Workshop for Arduino versus BlueGrays: the parameters behind the verdict, then further details
ParameterWorkshop for ArduinoBlueGrays
PriceFreeFree
Rating3.3 (3 ratings)4.4 (11 ratings) — better
Positive reviews0.0% of reviews64.3% of reviews — better
Number of ratings311 — better
Update frequencyEvery 19 monthsEvery 6 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size26 MB51 MB
Age rating4+4+
DeveloperSiu Yuen HoYunus Emre Eke

Customer experience

Workshop for Arduino

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews3 reviews
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

12 purchases

Workshop for Arduino

One-time12
  • Environment sensor IoT$0.99
  • TFT display$1.99
  • Rotary encoder$1.99
Show 9 more
  • ADS1115 ADC$1.99
  • Current sensor acs712$1.99
  • 18b20 sensor$1.99
  • DHT11 sensor$1.99
  • MPU6050 sensor$1.99
  • BMP180 sensor$1.99
  • Ultrasonic sensor$1.99
  • Pulse sensor$1.99
  • Environment sensor$1.99
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 Arduino free?
Workshop for Arduino 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 Arduino or BlueGrays?
BlueGrays is rated higher. Workshop for Arduino averages 3.3 out of 5 from 3 ratings, while BlueGrays averages 4.4 from 11 ratings.
Do Workshop for Arduino or BlueGrays have ads?
BlueGrays shows ads; Workshop for Arduino does not.
Which is updated more often, Workshop for Arduino or BlueGrays?
Workshop for Arduino ships an update every 19 months, and BlueGrays every 6 days. Most recently, Workshop for Arduino was updated on September 24, 2026 and BlueGrays on September 17, 2026.

Other comparisons