Based on the users' reviews of the "Firestore存档备份" app, here are three cons and pros: **Cons:** 1. "Too many intrusive ads disrupts the usage experience" (limits positive engagement). 2. "User interface is cluttered and overwhelming for beginners" (difficult to navigate). 3. "Data synchronization issues often lead to lost work" (frustrates users). **Pros:** 1. "Excellent tool for managing multi-level databases quickly" (streamlines workflow). 2. "Intuitive design helps users integrate Firestore effortlessly" (eases deployment). 3. "Regular updates improve performance and stability significantly" (enhances overall experience).