We cannot confirm that either app is available to install in Germany, that an account can be opened from Germany, or that the two regional candidates share an account system. The German-language Google Play URL is an observation about a search result, not a permission to use a betting service.
Before proceeding, you should be able to name the exact domain and operator, explain why the current rules apply to you, connect the listing to that service and locate its written registration requirements. An unanswered question at any of those stages is a reason to pause. Installation alone would not settle account eligibility, and a successful login would not establish authorization.
Return to the source comparison in the overview if the regional identity is still unclear. Use the eligibility and payment guide if the next question involves funding. The FAQ and editorial policy explains the limitations of this research and why no tested app recommendation appears here.
Choosing not to install or register is a valid outcome. These checks are intended to support an informed decision, including the decision to stop, rather than to move every reader toward an account.
A useful final check is to read back your own record without relying on the brand name: which entity, which domain, which listing, which region and which written rules? If those details do not form a consistent account of the same service, further clarification is needed. Do not fill a gap with a familiar name or a translated label.
Keep app discovery separate from a decision to gamble. You can investigate the origin of a listing without installing it, opening an account or providing identity documents. The research does not require any of those actions to remain useful.