Based on the users' reviews, here are three cons and three pros for the app: **Cons:** 1. "Calculator issues and layout problems" - Users experienced errors in calculations and confusing layout. 2. "Limited customization options" - Reviewers felt the app lacked flexibility in configuring formulas and settings. 3. "Occasional crashes and freezes" - Some users reported the app freezing or crashing, leading to lost work. **Pros:** 1. "Easy to use and understand" - Many users praised the app's simplicity and user-friendly interface. 2. "Accurate and reliable calculations" - Reviewers appreciated the app's precision and trustworthiness in formula calculations. 3. "Convenient and portable" - Users liked that the app allowed them to easily access and manage formula data on-the-go.