Particle Detector!

Particle Detector turns your iPhone, iPod Touch, or iPad into wireless, Bluetooth Low Energy scanner that may be used to find iBeacon and Eddystone beacons. Once discovered by UUID, Particle Detector displays Major ID, Minor ID, Signal Strength, and timestamp for last moment of discovery. Continued use of GPS running in the background can dramatically decrease battery life.iBeacon is a trademark of Apple Inc., registered in the U.S. and other countries.