Based on the users' reviews of the app "Chess Run 3D", here are three cons and pros, each limited to 15 words: **Cons:** 1. Some users found the loading times to be slow and frustrating, slowing down gameplay. 2. Others complained that the game's graphics, though 3D, are not high-quality enough for a premium app. 3. A few users reported issues with the app's stability, crashing frequently on their devices. **Pros:** 1. Many users praised the app's innovative 3D gameplay, saying it adds a new level of excitement to chess. 2. Others appreciated the app's variety of game modes, including tournaments and puzzles to keep gameplay fresh. 3. Some users noted that the app's tutorial and guidance features are helpful for beginners or those looking to improve their skills.