Based on the user reviews of Jigsaw Puzzle Frenzy, here are three pros and three cons in English, each limited to 15 words: Pros: 1. Engaging gameplay keeps players entertained for hours with challenging puzzles and rewards. 2. Wide range of difficulty levels and puzzle sizes caters to various skill levels and preferences. 3. High-quality graphics and calming music create a soothing and immersive experience. Cons: 1. Limited features in the free version, requiring in-app purchases for full access. 2. Some users experienced glitches and bugs, causing frustration and disrupting gameplay. 3. Difficulty level adjusts too quickly, making the game too easy or too hard without warning. Please note that the reviews are subject to change, and these points are based on the information available at the time of my knowledge cutoff.