After analyzing the user reviews of the "Ninja Master 3D" app, I've extracted three cons and pros, each limited to 15 words: **Cons:** 1. **Glitches and crashes**: Some users experienced glitches, crashes, and freezing issues while playing the game. 2. **Limited customization options**: Reviewers felt that character customization options were limited, lackluster, and didn't offer enough variety. 3. **Pay-to-win**: Some users criticized the game's monetization model, claiming that paying for in-game items gave players an unfair advantage. **Pros:** 1. **Immersive 3D graphics**: Users praised the app's 3D graphics, calling them "stunning," "impressive," and "visually appealing." 2. **Addictive gameplay**: Many reviewers found the game's ninja challenges and puzzles to be engaging, entertaining, and hard to put down. 3. **Regular updates and challenges**: Players appreciated the app's regular updates, which introduced new challenges, levels, and content to keep the game fresh.