Geo Code Locker keeps track of your access codes to doors and other physical locations. It's one of those apps you didn't know you needed until you use it and it becomes indispensable.
Geo Code Locker stores your codes connected to a position on a map. When you open the app it displays the stored codes closest to your current location, no more searching through SMS, notes or the address book.
You can easily share a code with a friend by sms. The code and position is passed and if your friend has Geo Code Locker they can store the code and the it will be shown when the app is opened.