In order to use the Services, it is therefore particularly necessary to keep the device which is used to access the App up-to-date.</p>3. Scope of services <p> <strong>3.1</strong> The App provides the technical infrastructure to enable the User to search the inter-net by submitting "Search Requests" in the App which the App will pass-on to one or more third-party web crawlers ("Crawlers") routed by servers from Xayn which ensure that the Crawlers do not get the Users’ IP address or other identifiable information apart from the Search Request.