S.O.S. is an Android app developed by Sharecare, Inc. (255 East Paces Ferry Rd, NE Atlanta, GA 30305). Others apps created by Sharecare, Inc. are: AskMD.

S.O.S. first became available on 20 May 2012. It is estimated that S.O.S. has been downloaded between 100000 and 500000 times from the Play Store.

S.O.S. 2.0 requires the following permissions:

Allows an app to access approximate location. Alternatively, you might want ACCESS_FINE_LOCATION.

Allows an app to access precise location. Alternatively, you might want ACCESS_COARSE_LOCATION.

Allows applications to access information about networks.

Allows applications to open network sockets.

Allows modification of the telephony state - power on, mmi, etc. Does not include placing calls.

Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether.

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.