outside is an Android app developed by ZT.art (17th floor ,Tower A,China International Center NO.33 Zhongshan 3rd Road Yue Xiu district,GuangZhou,China). Others apps created by ZT.art are: Purple gradient.

outside first became available on 18 Sep 2014. It is estimated that outside has been downloaded between 1000000 and 5000000 times from the Play Store.

outside 1.0 requires the following permissions:

Allows applications to access information about networks.

Allows an application to change whether an application component (other than its own) is enabled or not.

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

Allows an application to install a shortcut in Launcher.

Allows applications to open network sockets.

Allows an application to read from external storage.

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 access to the vibrator.

Allows an application to write to external storage.