Based on the user reviews of the Sudoku Block Puzzle Master app, here are three pros and three cons: Pros: 1. Challenging yet engaging: Users praise the app's rising difficulty level, keeping them engaged and stimulated. 2. Beautiful graphics and UI: Reviewers appreciate the app's clean design, colorful graphics, and intuitive user interface. 3. Time-killing fun: Many users enjoy the app's ability to distract them from the world and provide a fun, relaxing experience. Cons: 1. Frequent ads and interruptions: Some users find the app's advertising and pop-ups annoying and interruptive. 2. Limited features for the price: Reviewers point out that the app's features and content are not significant for the cost. 3. Technical issues and glitches: Some users experience errors, crashes, and freezing, which can be frustrating and ruin the experience.