Based on the users' reviews on the Apple App Store, here are three cons and pros of the "Brain Games" app: **Cons:** 1. "Some games are too easy or too hard, no in-between difficulty level." 2. "No option to disable ads, annoying and distracting." 3. "Game saves progress imperfectly, sometimes data gets lost or reset." **Pros:** 1. "Wide variety of puzzle games that challenge and engage users daily." 2. "Daily rewards and leaderboards motivate users to improve skills." 3. "Simple and intuitive interface makes the app easy to navigate."