Based on the users' reviews of the "Meter" app, here are three cons and pros in English, within the 15-word limit: **Cons:** 1. Many users reported annoying ads and slow loading issues, making the app frustrating to use. 2. Some users experienced incorrect measurements and inconsistent conversion results, leading to distrust. 3. Limited support for certain units, such as volume or temperature, left users unhappy and restricted. **Pros:** 1. The app's clean design and simple interface made it easy to navigate and convert measurements quickly. 2. Many users praised the app's accurate conversions and reliable results, building trust. 3. The app supported a wide range of units and conversions, making it a useful tool for everyday life.