is this app secure and safe for my use?
This also means that we analyse         your use of our products and Services and we use this information to improve         our products and Services and to give you a better user experience (e.g., we         analyse what web pages you visit, which products and Services you use and like,         how you use these products and Services, which enables us to create personal         profiles and to assess what may be interesting to you, which recommendations we         can give you when you purchase our products or use our Services (such based for         example on your previous purchases and use of our Services)).