Example code for interacting with a Bluefruit Bluetooth LE UART in an Android application.
BLE SDK for Android (v4.3 or above)
An Android NFC app for reading, writing, analyzing, etc. MIFARE Classic RFID tags.
Allows Android apps to interact with BLE beacons
An Android library providing APIs to interact with iBeacons
Sample app for the Host-based Card Emulation released in Android 4.4