Comparison

ArduinoBlue vs Blynk IoT

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

Head to head
About

ArduinoBlue

Control Arduino-powered devices wirelessly via Bluetooth. Customize interfaces with sliders, buttons, and a joystick for seamless interaction with motors, servos, and sensors. Supports iOS devices with BLE modules.

Highlights
  • Bluetooth control for Arduino
  • Customizable sliders and buttons
  • Joystick control
  • Tilt control
  • Send and receive text strings
  • Easy-to-use Arduino library
Features
Read full description

This app allows users to control an Arduino microcontroller connected devices over bluetooth. The app can be used to control your Arduino by sliders, buttons, and a joystick. Custom sliders and buttons can be used to interface with various components such as motors, servos, and sensors connected to the Arduino. This app is compatible with iOS devices with bluetooth low energy (BLE) modules, such as HM10 bluetooth module. Features: - Easy to use Arduino library to use with the app. - Custom sliders and buttons (add as many as you need) - Tilt control - Joystick - Send string text - Receive string text For help visit: https://sites.google.com/stonybrook.edu/arduinoble/documentation

About

Blynk IoT

Build custom IoT apps without coding using a drag-and-drop interface. Manage devices, users, and data remotely with a powerful web console and scalable cloud infrastructure. Supports over 400 hardware boards and various connection options.

Highlights
  • Drag-n-drop IoT app builder
  • Device and user management
  • OTA firmware updates
  • Secure cloud infrastructure
  • Hardware compatibility (400+ boards)
  • Real-time alerts and automations
Read full description

Trusted by over 1 million IoT developers worldwide, Blynk lets you build and customize beautiful, feature-rich apps without writing a single line of code. Blynk solves IoT complexity at every stage with easy workflows for end-user device activation, WiFi provisioning, seamless OTA firmware updates, enterprise-grade security, and much more! ⊲ Not Just an App... Blynk is an award-winning low-code IoT platform that supports IoT at any scale—from personal prototypes to millions of connected devices in production environments. 2024 Leader: IoT Platforms (G2) 2024 High Performer: IoT Management (G2) 2024 Momentum Leader: IoT Development Tools (G2) Designed, developed, tested, and continuously maintained, Blynk provides the building blocks of a fully integrated cloud IoT platform software solution—loved by customers and their end-users around the world! ⊲ Here’s What You Get When You Sign Up: Blynk.Apps: Drag-n-drop IoT app builder to build and brand feature-rich mobile apps in minutes and instantly manage devices, users, and data remotely. Blynk.Console: A powerful web portal to manage devices, users, and organizations, perform OTA firmware updates, and handle other important business functions. Blynk.Cloud: Cloud infrastructure needed to securely host, scale, and monitor your IoT solutions. Receive, store, and process data in real-time or at intervals. Connect to your other systems via APIs. Private server options are available. ⊲ Secure, Scalable Enterprise-Grade Infrastructure Processing over 180 billion hardware messages monthly, Blynk provides secure, end-to-end encryption between the cloud, apps, and devices with 24/7 incident monitoring, ensuring you don’t have to worry about security. ⊲ Robust Hardware Compatibility Supporting over 400 hardware development boards—including ESP32, Arduino, Raspberry Pi, Seeed, Particle, SparkFun, Blues, Adafruit, Texas Instruments, and more—Blynk makes it easy to connect your devices to the cloud using WiFi, Ethernet, Cellular (GSM, 2G, 3G, 4G, LTE), LoRaWAN, HTTPs, or MQTT. ⊲ Flexible Connection Options Blynk Library: Pre-configured C++ library for low-latency, bi-directional communication. Blynk.Edgent: Advanced features with less code for data exchange, WiFi provisioning, OTA firmware updates, and API access to apps and cloud. Blynk.NCP: High-quality network co-processor integration for dual MCU architecture. HTTP(s) API: Standard protocol to securely communicate and transfer data. MQTT API: Secure, versatile two-way communication for building MQTT dashboards or panels. ⊲ What an IoT Developer Can Do with Blynk: • Easy Device Activation • Device WiFi Provisioning • Sensor Data Visualization • Shared Access to Devices • Data Analytics • Remote Device Control • Asset Tracking • Firmware Over-the-Air (OTA) Updates • Multi-Device Management with a Single App • Real-Time Alerts: Send and receive push and email notifications. • Automations: Create scenarios for one or multiple devices based on various triggers. • Manage Multi-Level Organizations and Access to Devices • Voice Assistant Integration: Interact with devices using Amazon Alexa and Google Home. To use the Blynk IoT app, you must agree to our Terms of Use - https://blynk.io/tos

Screenshots

ArduinoBlue4 screens
Blynk IoT4 screens

Verdict

The call

ArduinoBlue and Blynk IoT both sit at 4.5 stars, but that hides the real split: 90% of ArduinoBlue's written reviews are positive against 42% of Blynk IoT's. ArduinoBlue also leads on in-app purchases (none vs 7) and device support (3 vs 1). Blynk IoT's advantage is update cadence (monthly vs every 9 months) and ratings volume (823 vs 19). On price, rating and ads 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. Blynk IoT sells 7 in-app purchases, starting at $6.99 per month. ArduinoBlue asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for ArduinoBlue against 4.5 for Blynk IoT. That said, the two scores are not equally well evidenced: Blynk IoT has 823 ratings behind it against 19, so its average is the more settled of the two. Written reviews are what separate them: 90% of ArduinoBlue's written reviews are positive against 42% of Blynk IoT's.

UpkeepUpdate frequency

ArduinoBlue ships an update every 9 months, Blynk IoT monthly. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

Scorecard7 real differences · 3 level
ArduinoBlue versus Blynk IoT: the parameters behind the verdict, then further details
ParameterArduinoBlueBlynk IoT
PriceFreeFree
Rating4.5 (19 ratings)4.5 (823 ratings)
Positive reviews90.0% of reviews — better42.0% of reviews
Number of ratings19823 — better
Update frequencyEvery 9 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS8.0 — better18.0
Further details — not scored
Size10 MB86 MB
Age rating4+4+
DeveloperMechanismic Inc.Blynk Technologies

Customer experience

ArduinoBlue

All ratings19 ratings
Positive89.5%
Neutral5.3%
Negative5.3%
Written reviews10 reviews
Positive90.0%
Neutral10.0%
Negative0.0%

Blynk IoT

All ratings823 ratings
Positive88.5%
Neutral3.2%
Negative8.4%
Written reviews174 reviews
Positive42.0%
Neutral5.7%
Negative52.3%

Bugs and requests

ArduinoBlue

Not enough reviews yet to summarise bugs or requests.

Blynk IoT

Reported bugs

4 issues
  • Connectivity issues with devices
  • Widgets not working as expected
  • Account deletion without warning
  • Incompatibility with older hardware

Requested features

5 requests
  • Dark mode option
  • Bluetooth support
  • Better documentation and tutorials
  • Restore legacy app functionality
  • Affordable pricing for hobbyists

In-app purchases

None

ArduinoBlue

No in-app purchases

7 purchases

Blynk IoT

Subscriptions7
  • Blynk MAKER - Monthly$6.991 Month
  • Blynk Starter - Monthly$29.001 Month
  • Blynk PRO (40 users) Monthly$48.991 Month
Show 4 more
  • Blynk MAKER - Yearly$59.991 Year
  • Blynk PRO (100 users) Monthly$98.991 Month
  • Blynk PRO (50 users) Monthly$99.001 Month
  • Blynk PRO (500 users) Monthly$299.991 Month

Questions

Is ArduinoBlue free?
ArduinoBlue is free to download, with no in-app purchases.
Is Blynk IoT free?
Blynk IoT is free to download, with in-app purchases available.
Which has better reviews, ArduinoBlue or Blynk IoT?
ArduinoBlue and Blynk IoT are both rated 4.5 out of 5 on the App Store, from 19 and 823 ratings respectively.
Do ArduinoBlue or Blynk IoT have ads?
Neither ArduinoBlue nor Blynk IoT shows ads.
Which is updated more often, ArduinoBlue or Blynk IoT?
ArduinoBlue ships an update every 9 months, and Blynk IoT monthly. Most recently, ArduinoBlue was updated on October 1, 2026 and Blynk IoT on October 14, 2026.

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