The truth is that [Kerimil] didn’t spend forever learning Java and programming the app. Instead he’s showing off the power of App Inventor to get your Android controls up and running fast.

This Bluetooth module ties directly into the Tx and Rx lines of the Arduino so a wireless serial connection between an Android device can be established.

Taiwan Maker Education ISV- CAVEDU Education, have a workshop in Maker Faire Singapore !this workshop talk about Using App Inventor to control Arduino 101 Control Ardunio 101's LED blinkingUsing ...

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

In Connecting to Intel® Edison from Android* with Bluetooth* LE (BLE) describes a way to access BT via Arduino code but additional BT shield/kit is required.

This project presents a Morse code generator system built using Arduino Nano, Bluetooth module (HC 05), and various integrated circuits (ICs) including 74147, 7404, 74154, 74LS30A, and 7447. The ...