A free program for Android, by Games360Apps.

Cool Gun Lock Screen, Gun Weapons Wallpaper is an awesome app for Android users to enhance their phone with amazing pictures. It is a simple yet powerful app to prevent others from viewing your private photos and data. This wonderful tool offers you a wide variety of cool gun lock screens and wallpapers. It also gives you the ease to change the phone’s lock screen every day.

This application is a perfect companion for your phone as it offers you with an easy to use and intuitive user interface. You can easily change your device’s wallpaper and also set a unique and catchy password.