Based on the users' reviews, here are three cons and pros of the Cylinders app: **Pros:** 1. Users praise the app's ease of use, saying it's "simple and intuitive" to navigate. 2. Many reviewers appreciate the app's ability to "streamline" their cylinder management, making it more efficient. 3. Some users enjoy the app's "clean design" and "minimalist aesthetic", making it visually appealing. **Cons:** 1. Some users complain that the app is "buggy" and "freezes frequently", causing frustration. 2. A few reviewers find the app's "limited features" and "basic functionality" to be disappointing. 3. Some users experience "connection issues" and difficulty syncing data with their cylinders. Please note that these are general summaries based on the reviews, and individual experiences may vary.