Based on the users' reviews of the Scandit Augmented Reality Tracker app, here are three cons and pros in 15 words or less each: **Cons:** 1. "Occasional glitches and crashes" - Many users reported issues with app stability. 2. "Limited customization options" - Users wish for more control over app settings. 3. "Steep learning curve" - Some users found the app's features overwhelming. **Pros:** 1. "Powerful AR capabilities" - Users praised the app's ability to track objects accurately. 2. "Easy to set up" - Many users found the installation process quick and straightforward. 3. "Helpful customer support" - Users appreciated the developer's responsiveness to issues and feedback. Please note that these conclusions are based on a snapshot of the reviews available at the time of my knowledge cutoff, and opinions may have changed since then.