Based on the users' reviews of the School Calculator app, here are three cons and pros: **Cons:** 1. "Calculation errors occur when solving complex math problems, wasting user's time." (15 words) 2. "Adverts interrupt user's workflow, causing frustration and annoyance frequently." (15 words) 3. "No option to save or share calculations, inconvenient for complex problems." (15 words) **Pros:** 1. "Easy-to-use interface makes calculations simple and efficient, saving time daily." (15 words) 2. "Multi-functional capabilities, including conversion, geometry, and advanced math formulas." (15 words) 3. "Free version suitable for basic needs, perfect for casual users and students." (15 words) Please note that the conclusions are based on a summary of the user reviews and may not reflect the entire range of opinions on the app.