Based on the users' reviews of the "Weapon Upgrade" app, here are three cons and pros in English, limited to 15 words each: **Cons:** 1. "Glitches and errors frequently occur, making the app frustrating to use." 2. "Some weapons don't drop as advertised, causing disappointment and wasted cash." 3. "No clear instructions or tutorials make it difficult to understand the mechanics." **Pros:** 1. "Graphically impressive visuals and animations enhance the gaming experience." 2. "Varied weapons and upgrades keep gameplay fresh and exciting." 3. "Regular updates with new content keep the game feeling dynamic." Please note that these are general summaries and may not reflect every user's experience with the app.