The dike app is to be used in the field of Artlenburger dike association on the western bank of the Elbe in the counties of Lüneburg and Harburg to potential helpers to lead to dike maintenance places where more helpers are needed. They should provide a cartographic basis for routing and positioning for participating assistants.

Those interested can about:

- Dike heights
- Water levels (Source: LEVEL ONLINE - http://www.pegelonline.wsv.de)
- Inform details about the dam and its defense.

Dike guards can post incident reports. Deich Show participants can also report the work ahead.