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Service App Test in Germany 2023

Many appreciate the service apps of the mobile operators, with which they can manage their contract. But what about security?

Aachen, 2023/01/18 - All providers show the most important information clearly on the start screen. The best in the categories functionality and service
also offers extras such as smartphone ordering, device repair or a hotline callback service. Particularly important is the safety aspect, which we have tested with our long-standing partner connect.

Overall, all the providers scored at least "good". As last year, 1&1 took the overall victory with 956 points and the grade "outstanding", followed by Blau with 941 points and the grade "very good" and Congstar with 935 points and also the grade "very good".

Hakan Ekmen, CEO Telecommunication of umlaut, part of Accenture: "Congratulations to 1&1 for the overall victory 2023 in the Service App Test. On the security aspect, we see significant improvements. Blau and Otelo achieved an outstanding result in the security category. 1&1, Congstar, Klarmobil and Freenet also offer very good security."

You can find the connect report here.

Get in touch with our experts!


Hakan Ekmen

CEO Telecommunication


+49 151 57133235