Based on the users' reviews of the "Xmas Stickers - Merry Christmas" app, here are three cons and pros: **Cons:** 1. Many users found the app's content too limited, with some stickers being repetitive. 2. Some reviewers experienced issues with app crashing and freezing frequently. 3. A few users wished for more customization options for stickers and their backgrounds. **Pros:** 1. Users appreciated the app's festive and fun design, perfect for holiday messages. 2. Many reviewers enjoyed the ability to send personalized Christmas greetings and photos. 3. Some users liked the ease of use and the option to create groups for frequent sharing. Note: The reviews are subject to change, and this conclusion is based on the current reviews available at the time of my knowledge cutoff.