How many devices can I add and manage in the Kaiterra app? Kaiterra Support January 31, 2019 10:02 Follow You can add as many Laser Eggs as you wish to your Kaiterra app, and manage all of them in one spot. Related articles Why isn’t the app showing the readings on my Laser Egg? How to add your Laser Egg to the Kaiterra app Is the app free? How to understand air quality data How to set up your Kaiterra app Comments 0 comments Please sign in to leave a comment.