# DIYables Bluetooth STEM — Control Arduino & ESP32

> Control Arduino & ESP32 (iPhone/iPad app by SY KHANH HO.)

- Source: https://appshunter.io/ios/app/diyables-bluetooth-stem/id6760932195 (this page in markdown: same URL + `.md`)
- Developer: [SY KHANH HO](https://appshunter.io/developer/1851698856)
- Category: Education, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 32 MB
- Languages: American English
- Released: 2026-03-31
- Data updated: 2026-04-08
- User reviews in markdown: https://appshunter.io/ios/app/diyables-bluetooth-stem/id6760932195/reviews.md

## What is DIYables Bluetooth STEM?

DIYables Bluetooth STEM is a companion app for Arduino and ESP32 projects. Connect to your microcontroller via Bluetooth Low Energy (BLE) and interact with it using 11 powerful built-in tools — no web programming required.

BUILT-IN APPS:
• Monitor — Real-time serial monitor in your pocket
• Chat — Interactive chat interface with your Arduino/ESP32
• Pin Control — Control and monitor digital pins
• Joystick — Virtual joystick for robot and vehicle control
• Sliders — Dual slider controls for analog/PWM outputs
• Plotter — Real-time data visualization and plotting
• Analog Gauge — Circular gauge display for sensor monitoring
• Rotator — Rotatable disc control for servo/stepper motors
• Temperature — Thermometer visualization with configurable ranges
• RTC — Real-time clock with time synchronization
• Data Table — Two-column data display with real-time updates

SUPPORTED HARDWARE:
• Arduino Nano 33 BLE
• Arduino Uno R4 WiFi
• ESP32 (BLE mode)
• Any BLE-capable Arduino board

KEY FEATURES:
• Connect via Bluetooth Low Energy (BLE)
• Auto-reconnect to last connected device
• Show/hide apps via Settings to customize your workspace
• Works with the DIYables Bluetooth Arduino Library
• Clean, modern interface optimized for iPhone

PERFECT FOR:
• STEM education and classroom projects
• IoT prototyping and development
• Robotics control
• Sensor monitoring and data logging
• Learning Arduino and ESP32 programming

Get the companion Arduino library at: https://github.com/DIYables/DIYables-Bluetooth

Created by DIYables — Making electronics accessible for everyone.


## Version history (last 1 release)

### 1.0 — 2026-03-31

No release notes.

## More apps by SY KHANH HO

- [English for Kids - Speak](https://appshunter.io/ios/app/english-for-kids/id6755065542)

All apps by SY KHANH HO: https://appshunter.io/developer/1851698856

## Related topics

[diyables bluetooth stem](https://appshunter.io/ios/topics/diyables-bluetooth-stem)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-04-08.*