With the IKK BB App you can use our online services conveniently from home or on the go. Do your business in the future with our app. Here you can take photos of your sick leave and upload it, submit certificates, search for our offices or contact our customer service directly. More mobile services are continuously added to the app. The protection of your data is particularly important to us as your health insurance company. Therefore, we pay attention to secure data transmission in all matters, which we ensure with two-way authentication (SMS-TAN procedure).