Nova Launcher is a popular Android app that allows users to customize their device's home screen and app drawer. It offers a range of features, including the ability to change icons, layouts, and animations, making it easy to create a personalized look and feel for your smartphone or tablet. With Nova Launcher, users can also organize apps into folders, adjust grid sizes, and set up gestures for quick access to apps and settings. Its user-friendly interface and extensive customization options make it a favorite among those who want to enhance their Android experience.