Simplicity Connect vs Dabble
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Simplicity Connect
This utility app aids developers in testing and debugging Bluetooth Low Energy applications on Silicon Labs development boards. It simplifies troubleshooting firmware updates, data throughput, and interoperability with a user-friendly interface and built-in demos.
- Bluetooth Low Energy (BLE) testing
- Application debugging
- Firmware Over-the-Air (OTA) updates
- Data throughput testing
- Interoperability testing
- Device scanning and filtering
- Matter device commissioning
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What is the Simplicity Connect app? Silicon Labs Simplicity Connect is a generic mobile app for testing and debugging Bluetooth® Low Energy (BLE) applications. It can help developers to create and troubleshoot BLE applications running on Silicon Labs' development boards. With Simplicity Connect, you can quickly troubleshoot your BLE embedded application code, Over-the-Air (OTA) firmware update, data throughput, interoperability, and many other features. You can use the Simplicity Connect app with all Silicon Labs Bluetooth development kits, System-on-Chips (SoCs), and modules. Why download Simplicity Connect? Simplicity Connect radically saves the time you will use for testing and debugging! With Simplicity Connect, you can quickly see what's wrong with your code and how to fix and optimize it. Simplicity Connect is the first BLE mobile app allowing you to test data throughput and mobile interoperability with a single tap on the app. How does it work? Using Simplicity Connect BLE mobile app is easy. It runs on your mobile devices such as a smartphone or tablet. It utilizes the Bluetooth adapter on the mobile to scan, connect and interact with nearby BLE hardware. App includes simple demos to teach you how to get started with Simplicity Connect and all Silicon Labs development tools. The Scanner, Advertiser, and Logging features help you to find and fix bugs quickly and test throughput and mobile interoperability simply, with a tap of a button. With our Simplicity Studio's Network Analyzer tool (free of charge), you can view the packet trace data and dive into the details. Simplicity Connect includes many demos to test sample apps in the Silicon Labs GSDK quickly. Here are demo examples: - Blinky: "Hello World" of BLE - Throughput: Measure application data throughput - Health Thermometer: Receive data from the temperature sensor on-board sensor Silicon Labs kits. - Connected Lighting DMP: Leverage the dynamic multi-protocol (DMP) sample apps to control a DMP light node from a mobile and protocol-specific switch node (Zigbee, proprietary). - Range Test: Visualize the RSSI and other RF performance data on the mobile phone while running the Range Test sample application on a pair of Silicon Labs radio boards. - Motion: Display the data from the accelerometer in a user-friendly way. - Environment: Display the collection of sensor data read from the compatible Silicon Labs development kit. - WiFi Commissioning: Perform the commissioning of a Wi-Fi development board. - Matter: Commission and control of the Matter devices over Thread and Wi-Fi. - Wi-Fi OTA Update: Firmware update to SiWx91x over wifi. Development Features Simplicity Connect helps developers create on Silicon Labs' BLE hardware. Bluetooth Scanner - A powerful tool to explore the BLE devices around you. - Scan and sort results with a rich data set - Advanced filtering to identify the types of devices you want to find - Multiple connections - Bluetooth 5 advertising extensions - Rename services and characteristics with 128-bit UUIDs (mappings dictionary) - Over-the-air (OTA) device firmware upgrade (DFU) in reliable and fast modes Bluetooth Advertiser – Create and enable multiple parallel advertisement sets: - Legacy and extended advertising - Configurable advertisement interval, TX Power, primary/secondary PHYs - Support for multiple AD types Bluetooth GATT Configurator – Create and manipulate multiple GATT databases - Add services, characteristics and descriptors - Operate the local GATT from the browser when connected to a device - Import/export GATT database between the mobile device and Simplicity Studio GATT Configurator Bluetooth Interoperability Test – Verify interoperability between the BLE hardware and your mobile device Simplicity Connect Release Notes: https://docs.silabs.com/mobile-apps/latest/mobile-apps-release-notes/ Learn more about Simplicity Connect mobile app: https://www.silabs.com/developers/simplicity-connect-mobile-app
Dabble
Control and communicate with hardware like Arduino and ESP32 using your smartphone's sensors and Bluetooth. This app transforms your phone into a virtual controller, offering modules for LED control, terminal commands, gamepad functionality, and access to phone sensors.
- LED Brightness Control
- Terminal for text and voice commands
- Gamepad control (analog, digital, accelerometer)
- Pin State Monitor
- Phone Sensor access (GPS, mic, accelerometer, etc.)
- Scratch & Arduino compatible projects
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Dabble is a versatile project interaction & Bluetooth controller app for Arduino, ESP32 & evive that replaces a wide variety of electronic components and exploits the inbuilt features and sensors of your Smartphone like the GPS, mic & accelerometer thus transforming into a virtual treasury of infinite shields & more. It lets you control & communicate with hardware via Bluetooth. It also provides you with dedicated projects compatible with Scratch & Arduino to help you learn by doing. What Dabble has in store: Currently Available Modules: • LED Brightness Control: Control brightness of LEDs and digital/analog pins. • Terminal: Send and receive textual and voice commands over Bluetooth. • Gamepad: Control devices/robot in analog (Joystick), digital, and accelerometer mode. • Pin State Monitor: Remotely monitor the live status of devices and debug them. • Phone Sensor: Access different sensors of your Smartphone such as the accelerometer, gyroscope, proximity sensor, magnetometer, light meter, sound meter, GPS, temperature sensor, and barometer to make projects and conduct experiments. Coming Soon: • Motor Control (Coming Soon): Control actuators such as the DC motor and servo motor. • Inputs (Coming Soon): Provide analog and digital inputs via buttons, knobs, and switches. • Camera (Coming Soon): Use the camera of your Smartphone for taking photos, record videos, colour picking, and face recognition (coming soon). • IoT (Coming Soon): Log data, publish it on cloud, and access data from API. • Oscilloscope (Coming Soon): Visualize and analyse the input and output signals given to the device using the oscilloscope module. • Music (Coming Soon): Receive commands from the device and play tones, songs, or other recorded audio files on your Smartphone. • Projects (Coming Soon): Make dedicated projects to experience different concepts of the real world first-hand like home automation, line-follower, and robotic arm. Boards Compatible with Dabble: • evive • Arduino Uno • Arduino Mega • Arduino Nano • ESP32 Bluetooth Modules Compatible with Dabble: • HM-10 BT 4.0 BLE (or AT-09) Want to know more about Dabble? Visit: https://thestempedia.com/product/dabble/ Module Documentation: https://thestempedia.com/docs/dabble/ Getting Started with Dabble: https://thestempedia.com/docs/dabble/getting-started-with-dabble/ Projects that you can make: https://thestempedia.com/product/dabble-app/ Permissions required for: Bluetooth: to provide connectivity. Microphone: to send voice commands and use the sound meter. Location: to use Location sensor and BLE.
Screenshots
Verdict
Simplicity Connect and Dabble both sit at 4.1 stars, but that hides the real split: 75% of Dabble's written reviews are positive against 50% of Simplicity Connect's. Dabble also leads on ratings volume (128 vs 16) and iOS requirement (11.0 vs 17). Simplicity Connect's advantage is update cadence (every 2 months vs every 6 months). On price, rating, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Simplicity Connect holds the better App Store score, 4.1 against 3.9. That said, the two scores are not equally well evidenced: Dabble has 128 ratings behind it against 16, so its average is the more settled of the two. Written reviews complicate that: 50% of Simplicity Connect's written reviews are positive against 75% of Dabble's, so the app with the better star average is not the one people write more warmly about.
Simplicity Connect ships an update every 2 months, Dabble every 6 months. The most recent releases landed on August 2, 2026 and September 23, 2026 respectively.
| Parameter | Simplicity Connect | Dabble |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (16 ratings) — better | 3.9 (128 ratings) |
| Positive reviews | 50.0% of reviews | 75.0% of reviews — better |
| Number of ratings | 16 | 128 — better |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17 | 11.0 — better |
| Further details — not scored | ||
| Size | 86 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Silicon Labs | STEMpedia |
Customer experience
Simplicity Connect
Dabble
Bugs and requests
Simplicity Connect
Not enough reviews yet to summarise bugs or requests.
Dabble
Reported bugs
15 issues- Gamepad doesn't work on iOS
- Joystick values are blank on iOS
- Buttons do not show for gamepad
- Controller function broken on iPhones without a home button
- Gamepad won't turn, only shows left/right controls, format off
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- Gamepad doesn't load properly, shows only two arrows
- Game pad section is useless after iOS 16 update, doesn't show entire gamepad
- Lag and robot continues to move
- Joystick resets values when action button is pressed
- GPS data transfer not reliable
- Phone sensor data is flaky
- UI completely messed up due to no updates
- Auto connect problem (BLE services in reverse order)
- Doesn't connect to Nintendo Switch Lite, no SYNC button
- Gamepad doesn't display on iPhone 8, works on iPad
Requested features
7 requests- More buttons on gamepad or custom gamepad creation
- Additional controller types (joystick, button rows)
- Ability to map terminal commands to virtual actions/notifications
- Offline automation and scripts for iOS
- Xbox controller support
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- Motor control on iPhone
- Pro version with more options
In-app purchases
Simplicity Connect
No in-app purchases
Dabble
No in-app purchases








