miTrail for Android
The miTrail app lets you track your drivers, vehicles, people, motorcycles and any other asset that can have a GPS device placed in or on it.
To use the app, you need to either purchase miTrail's plug and play device that can be plugged into any vehicle's OBD-II port or miTrail's personal tracking device that can be placed in a purse, backpack, glove compartment, etc.
To purchase a device, you can go to http://www.mitrail.com