Verkehrszeichen is a free Android app developed by Frank Luttmann. It falls under the category of Utilities and Tools and offers a comprehensive list of all traffic signs used in Germany, along with their descriptions. The app also includes a learning mode that allows users to test their knowledge by self-quizzing.

The app's interface is simple and easy to navigate, with the main menu divided into two sections: the first displays a list of all traffic signs and the second presents the learning mode. The list of traffic signs is organized alphabetically, making it easy for users to find the sign they are looking for. Each sign is accompanied by a brief description that explains its meaning and usage. The learning mode is especially useful for those studying for a driving exam or for anyone who wants to brush up on their knowledge of German traffic signs.

Overall, Verkehrszeichen is a useful app for anyone living or traveling in Germany. Its comprehensive list of traffic signs and descriptions, along with the self-quizzing feature, make it an essential tool for anyone wanting to stay safe on the roads.