Will the AromaTru work without the app? Ideal Living Support Agent November 10, 2021 19:45 Updated Yes, you can operate your AromaTru device manually and select oils to diffuse along with diffusion times. Related articles What can I do on the AromaTru App? How to connect your AromaTru app What is the AromaTru App? Where I can find the owner's manual? Getting Started with AromaTru Comments 0 comments Article is closed for comments.