Find out if your phone has a death-grip issue or if there is a "bad" way to hold it. See GSM and CDMA phone signal strength measured in dbm and asu in real-time on the homescreen. Tested on API levels 3, 4, 5, 7, 8. Please email us if there are any problems. Updates: v1. 3- fixes for droid and n1. v1. 4- fixes for Froyo.