Fake Bed Bug Prank on Screen is a free Android application developed by mr.zeng that offers a fun and harmless prank to play on friends and family. The app features a variety of insects, including ants, cockroaches, worms, spiders, and flies, that crawl across the screen of the user's device. The user can choose the type of insect they want and the number of insects that will appear on the screen. The app allows users to perform other tasks on their device while the prank is playing without any impact on their device's performance.

One of the most interesting features of Fake Bed Bug Prank on Screen is that it takes up the entire screen, making it a convincing prank. Additionally, users can select a delay time before the insects crawl across the screen, allowing them to set up the prank and watch their victim's reaction. This app is perfect for those looking for a harmless prank to play on their friends or family.