Get a brand new zipper screen lock look for your phone every time you open or close it. Instead of just taping on the screen, now you can slide your finger from bottom to top and open it similar to a zipper jacket with a bat wallpaper sign . Enjoy the cool wallpapers of bat games.Get a great app lock with cool wallpapers & sound effect, with each time you open the screen. you can customize it in settings option.This app is free to use, it's super fun and easy to use. It's suitable to all ages and it is ad supported. You can choose to get more secured exemple gallery lock , screen lock , when you enable lock screen or on the settings. If you have any feedbacks, go ahead and leave us your reviews, or contact us by email.Thank you very much.