How can I add additional functionality in an installation? digitalSTROM Support September 26, 2018 07:07 Updated Follow digitalSTROM can be adapted and expanded according to your wishes. Additional digitalSTROM -Server Apps can be used to easily install new functionalities. Related articles Is there a timer available? What is the Scene Responder for? How can I interlink rooms? Where can I buy digitalSTROM products? What happens to the existing apps?