FDQ

If you’d miss it, attach a FDQ with it. FDQ is the smart companion for all the things you can't stand to lose.
FDQ is a helpful, easy way to find anything.
FDQ communicates with your phone via a technology (BLE 4.0) that is not available on many Android based phones. Below is a list of Android phones that include BLE 4.0 and are potential candidates for FDQ in the future. We will keep our community updated as support for these or other phones becomes available.

•Samsung Galaxy S5
•Samsung Galaxy S4
•LG Nexus 7
•LG Nexus 5
•HTC One M8
•HTC One
•Most Phones with Android 4.3+

Known incompatible phones
•HuaWei Android Phones