Winkal is an Android app developed by fnbox.

Winkal first became available on 15 Nov 2012. It is estimated that Winkal has been downloaded between 1000000 and 5000000 times from the Play Store.

Winkal 3.19 requires the following permissions:

Allows applications to access information about networks.

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

Allows applications to open network sockets.

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

Allows an application to read from external storage.

Allows access to the vibrator.

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

Allows an application to write to external storage.