Bluetooth Digital Keypad vs MicroBlue
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bluetooth Digital Keypad
Control electronic projects like Arduinos remotely via Bluetooth. This app acts as a digital keypad, sending commands and text strings to HM-10 Bluetooth modules. It's ideal for interfacing your phone with custom hardware.
- Bluetooth communication with electronic projects
- Send data to HM-10 modules
- Replace physical keypads
- Control Arduino projects from phone
- Send text strings via Console
Read full descriptionHide full description
The purpose of this app is to communicate with electronic projects, like Arduinos, through Bluetooth. This app can send data to HM-10 Bluetooth components. It is designed to replace a keypad by making it Bluetooth so Arduino projects can be controlled from a phone instead. This app can also send strings of text too through the Console!
MicroBlue
This app connects to microcontrollers via Bluetooth/BLE, offering a customizable interface for control and interaction. It supports various components like joysticks and buttons, streamlining hobbyist and professional projects.
- Bluetooth/BLE connectivity
- Customizable control interface
- D-pads, joysticks, buttons, sliders
- Text input support
- Works with Arduino and Raspberry Pi
- Writable custom service communication
Read full descriptionHide full description
The ultimate companion app for your microcontroller projects! Whether you're a hobbyist or a professional, MicroBlue simplifies the way you interact with your microcontrollers through seamless Bluetooth/BLE connectivity. Connect effortlessly and explore the potential of your projects with an intuitive interface designed for customization. Customize your layout using a variety of components such as d-pads, joysticks, buttons, sliders, switches, and text inputs. Tailor the interface to suit your specific needs and project requirements. It has been verified to work with: - Arduino Uno R3 with HM10 - Arduino Uno R4 Minima with HM10 - Arduino Uno R4 Wifi - Raspberry Pi Pico with HM10 - Raspberry Pi Pico W - ESP32-S3 Starting from v1.1.1, the app communicates exclusively with the writable custom services of the connected devices. Empower your creativity and streamline your projects with MicroBlue. Take your microcontroller experience to the next level today! For assistance and more information, visit: https://snappyxo.io/microblue.
Screenshots
Verdict
Bluetooth Digital Keypad and MicroBlue are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
On the App Store both sit at effectively the same score — 4.5 for Bluetooth Digital Keypad against 4.5 for MicroBlue. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
Bluetooth Digital Keypad ships an update every 5 months, MicroBlue every 3 months. The most recent releases landed on October 3, 2026 and September 27, 2026 respectively.
| Parameter | Bluetooth Digital Keypad | MicroBlue |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) | 4.5 (2 ratings) |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 | 2 |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 1 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Ari Wasch | Mechanismic Inc. |
Customer experience
Bluetooth Digital Keypad
MicroBlue
In-app purchases
Bluetooth Digital Keypad
No in-app purchases
MicroBlue
No in-app purchases
Questions
Is Bluetooth Digital Keypad free?
Is MicroBlue free?
Which has better reviews, Bluetooth Digital Keypad or MicroBlue?
Do Bluetooth Digital Keypad or MicroBlue have ads?
Which is updated more often, Bluetooth Digital Keypad or MicroBlue?
Other comparisons
