Can I install multiple Check'In devices at my home or in different locations and track them on the app? 18 June 2024 12:24 Updated Yes, you can install multiple Check'In boxes in your home or homes and track them all in a single application. Related articles Can I remove the Check'In device from the door/opening to use it in another residence? In which countries does the Check'In operate? Can I install the Check'In on a window? Where can I get new accessories (batteries, badges, etc.)?