Kniffel is an Android app developed by b-interaktive (Lohbachstr. 12, 58239 Schwerte, Germany).

Kniffel first became available on 15 Apr 2016. It is estimated that Kniffel has been downloaded between 1000000 and 5000000 times from the Play Store.

Kniffel 2.1.9 requires the following permissions:

Allows applications to access information about networks.

Allows applications to open network sockets.

Allows access to the vibrator.