Fast Locker is an Android app developed by DevRabbit (경기도 성남시 분당구 금곡동 210). Others apps created by DevRabbit are: Lets Xylophone.

Fast Locker first became available on 26 Apr 2014. It is estimated that Fast Locker has been downloaded between 10000 and 50000 times from the Play Store.

Fast Locker 1.1 requires the following permissions:

Allows applications to access information about networks.

Allows an application to expand or collapse the status bar.

Allows access to the list of accounts in the Accounts Service.

Allows applications to open network sockets.

Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.

Allows an application to change the Z-order of tasks.

Allows an app to create windows using the type TYPE_SYSTEM_ALERT, shown on top of all other apps. Very few apps should use this permission; these windows are intended for system-level interaction with the user.

Allows access to the vibrator.

Allows an application to write to external storage.