Engine 3D Live Wallpaper is a free Android app developed by Wiktor Bronowski under the Personalization category. As the name suggests, this app is a video live wallpaper that displays a realistic car engine in 3D. It is designed to set as a lock screen wallpaper.

The app provides an immersive experience with a realistic engine sound and smooth 3D animations. The video quality is impressive and the wallpaper runs without any lags or glitches. The app also offers a variety of other free video live wallpapers to choose from, which is a nice touch.

Overall, Engine 3D Live Wallpaper is a great addition for anyone looking for a unique and immersive lock screen wallpaper experience. It is easy to use and provides a high-quality video wallpaper with a realistic engine sound. I would highly recommend giving it a try.