A free app for Android, by Catchy Apps.

Scary Joker Wallpapers & Backgrounds is an application that contains a large number of high-quality images of the comic character Joker, which is considered one of the most frightening characters in the world. The images are designed to be used as a background or screen saver for your smartphone or tablet.

The application is very easy to use, and you only have to download it on your device and you can start using it right away. The first thing you need to do is to select the type of image you want to use, and then you need to select the size. After that, you just have to click on the “Download” button and the image will be saved on your device.