Call block is an Android app developed by Glopa Apps (5-11-15 Toranomon, Minoto-ku, Tokyo-City Japan). Others apps created by Glopa Apps are: Barcode Scanner, Cache Clear, Beauty Camera, Detective Box, Silent Camera.

Call block first became available on 08 Dec 2011. It is estimated that Call block has been downloaded between 1000000 and 5000000 times from the Play Store.

Call block 3.11.2 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 an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call.

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 read the user's call log.

Allows an application to read the user's contacts data.

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 an application to read SMS messages.

Allows an application to receive SMS messages.

Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.

Allows an application to write (but not read) the user's call log data.

Allows an application to write to external storage.