Comparison

ESP32 vs BLE Controller

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

Head to head
About

ESP32

Control and manage ESP32-CAM devices with various camera modules. Stream live video, adjust image settings, and apply creative effects. Effortlessly discover and manage multiple cameras from a single interface.

Highlights
  • Smart network discovery
  • Live JPEG video streaming
  • Adjustable image quality and effects
  • LED flash control
  • Multi-device management
  • Save and organize camera configurations
Features
Read full description

What is ESP32-CAM Controller? ESP32 CAM Controller is the companion app for managing ESP32-CAM devices with the OV2640, OV3660 or OV5640 module. This app makes controlling your ESP32-CAM devices effortless and professional. Smart Network Discovery • Automatically scan your network to discover ESP32-CAM devices running the CameraWebServer sketch for the AI Thinker ESP32-CAM. • No manual IP configuration needed • Fast parallel scanning with real-time progress • Alternative Arduino sketches with UDP, WebSocket, and BLE support are available on GitHub. Live Video Streaming • JPEG video streaming • Smooth, responsive preview thumbnails • Save and share images Complete Camera Control • Adjust image quality, brightness, contrast, saturation and white balance • Multiple resolution options from 128x128 to 1600x1200 • Creative effects: sepia, negative, grayscale, color tints • LED flash control with adjustable intensity • Mirror and flip options for perfect orientation Multi-Device Management • Manage multiple ESP32-CAM devices from one app • Save and organize your camera configurations • Quick access to all connected devices • Easy device addition via network/BLE scan or manual URL

About

BLE Controller

This app enables wireless control of microcontrollers like Arduino and ESP32 via Bluetooth Low Energy. It features a customizable remote interface, a serial console for real-time data monitoring, and device management tools for makers and hobbyists.

Highlights
  • Customizable button interface
  • Real-time serial console
  • Device scanning and management
  • Bi-directional communication
  • Offline functionality
  • Dark and light themes
Features
Read full description

Control your Arduino, ESP32, STM32, Micro:bit and IoT devices wirelessly with BLE Controller - the ultimate Bluetooth Low Energy remote and serial terminal for makers, hobbyists, and professionals. POWERFUL BLUETOOTH CONTROL BLE Controller provides seamless wireless communication with your microcontroller projects. Connect to any Bluetooth-enabled Arduino, ESP32, ESP8266, or IoT device and take full control from your iPhone or iPad. CUSTOMIZABLE REMOTE CONTROL Create your perfect control interface with fully customizable buttons. Each button can be personalized with: - Custom labels and commands - Color-coded organization - Icon selection from 20+ options - Instant command transmission Perfect for robot control, smart home automation, motor control, LED strips, servo control, and more. Send commands like Forward, Backward, Left, Right, Stop, or any custom serial commands your project needs. SERIAL CONSOLE & TERMINAL Monitor real-time data from your devices with the built-in serial console. View sensor readings, debug messages, and system logs as they happen. Send custom commands directly to your device and receive instant feedback. Features: - Real-time data streaming - Command history - Clear and organized log view - Custom baud rate configuration - Bi-directional communication SMART DEVICE MANAGEMENT - Quick scan for nearby BLE devices - Auto-save recent connections - RSSI signal strength monitoring - One-tap reconnection to favorite devices - Device connection history PROFESSIONAL FEATURES - Dark and light theme options - Haptic feedback for tactile response - Offline functionality - no internet required - Privacy-focused - your data stays on your device - No subscription fees or in-app purchases PERFECT FOR - Arduino robot control (cars, drones, rovers) - ESP32/ESP8266 IoT projects - Home automation systems - Robotics competitions - STEM education and learning - Prototype testing and development - Maker projects and hackathons - Industrial automation - Smart device integration - Serial communication testing EASY SETUP 1. Enable Bluetooth on your device 2. Upload BLE serial code to your Arduino/ESP32 3. Tap "Scan" to find your device 4. Connect and start controlling 5. Customize buttons for your project needs RELIABLE & STABLE Built with professional-grade Bluetooth libraries ensuring stable connections and reliable data transmission. Advanced error handling and automatic reconnection keep you connected to your projects. CONTINUOUS UPDATES We're committed to making BLE Controller the best Bluetooth control app for makers. Regular updates bring new features, improvements, and bug fixes. SUPPORT & COMMUNITY Need help? Our support team is ready to assist with setup questions, connection issues, or feature requests. Join thousands of makers worldwide using BLE Controller for their projects. COMPATIBLE PLATFORMS • Arduino (Uno, Mega, Nano with BLE module) • ESP32 (built-in BLE) • ESP8266 (with external BLE module) • HC-05/HC-06 Bluetooth modules • nRF52 boards • Raspberry Pi with Bluetooth • Any device with BLE serial capability Start building amazing wireless projects today. Download BLE Controller and bring your IoT devices to life!

Screenshots

ESP324 screens
BLE Controller4 screens

Verdict

The call

The clearest difference is in-app purchases: BLE Controller at none against ESP32's 1. BLE Controller also leads on ratings volume (27 vs 1) and iOS requirement (12.0 vs 15.0). ESP32's advantage is rating (5.0 vs 4.7). On price, update cadence, ads 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. ESP32 sells 1 one-off in-app purchase. BLE Controller asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

ESP32 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: BLE Controller has 27 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard5 real differences · 5 level
ESP32 versus BLE Controller: the parameters behind the verdict, then further details
ParameterESP32BLE Controller
PriceFreeFree
Rating5.0 (1 ratings) — better4.7 (27 ratings)
Positive reviews—100.0% of reviews
Number of ratings127 — better
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size22 MB64 MB
Age rating9+4+
DeveloperPeter SauerCircuitMagic Inc.

Customer experience

ESP32

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

BLE Controller

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

ESP32

One-time1
  • Support this project$1.99
None

BLE Controller

No in-app purchases

Questions

Is ESP32 free?
ESP32 is free to download, with in-app purchases available.
Is BLE Controller free?
BLE Controller is free to download, with no in-app purchases.
Which has better reviews, ESP32 or BLE Controller?
ESP32 is rated higher. ESP32 averages 5.0 out of 5 from 1 ratings, while BLE Controller averages 4.7 from 27 ratings.
Do ESP32 or BLE Controller have ads?
Neither ESP32 nor BLE Controller shows ads.
Which is updated more often, ESP32 or BLE Controller?
ESP32 ships an update every 2 weeks, and BLE Controller every 2 weeks. Most recently, ESP32 was updated on October 30, 2026 and BLE Controller on November 5, 2026.

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