After analyzing the users' reviews on the Apple App Store page for the "Weapon Collector" app, here are three cons and pros in English, limited to 15 words each: **Cons:** 1. **Outdated information**: Reviews mention outdated info on certain firearms, rendering it less reliable for enthusiasts. 2. **Poor in-app purchase support**: Some users have difficulty with in-app purchases or lack of support for them. 3. **Lack of significant updates**: A few reviewers note that the app has not received significant updates recently. **Pros:** 1. **Comprehensive firearm database**: Many users praise the app's comprehensive and detailed collection of firearms worldwide. 2. **Easy-to-use interface**: Most reviewers find the app's interface user-friendly and easy to navigate. 3. **Community engagement**: Users appreciate the app's user forum for discussing firearms and sharing knowledge with others.