QuickBeacon

Free for a limited time only! Transmit as an iBeacon and AltBeacon with configurable identifiers. You may adjust the transmitter power and the transmitter frequency. The transmitter keeps running even when the app is in the background, making it appropriate for use in point of sale (POS) systems.

Supported devices: Nexus 6 and Nexus 9.

IMPORTANT: This app is will not work with Nexus 4, Nexus 5 or Nexus 7 or other Android 5.0 devices, because they do not support the Bluetooth Low Energy peripheral mode needed to transmit.