Based on the users' reviews of the Halloween Invitation Designer app, here are three cons and pros in 15 words or less: **Cons:** 1. Many users found the app's design options limited and too simple. 2. Some users experienced annoying ads and pop-ups, disrupting their design experience. 3. A few users reported glitches and crashes, frustrating their creative process. **Pros:** 1. Users praised the app's ease of use, making it accessible to people of all ages. 2. Many appreciated the vast range of Halloween-themed templates and designs available. 3. The app received acclaim for its high-quality printing and customization options.