Blue Sky Theme is a free personalization app designed by Free Android Themes Dev for Android devices. It is developed to help users customize their phone by providing uniform icons and wallpaper art. The app is compatible with Android 9.0 and can be used with CM Launcher FREE.

To apply the Blue Sky Theme on your device, you need to download and install the theme first. Then, install the CM launcher and start it. In the "My Themes" section, open the Blue Sky Theme and apply it to your phone.

Blue Sky Theme comes with a range of features, including being the world's fastest launcher, improving device performance by 100%. It is lightweight, taking up only 1MB of space, and accelerates the launch of apps by downloading them faster. The app also includes antivirus engine #1, protecting personal information and application data.

Furthermore, the app is smart, automatically sorting apps and creating folders based on usage habits. It recommends popular apps to other users and allows them to set unique wallpapers in their personal style. The app also comes with themed icons for various social media and utility apps, such as YouTube, Facebook, and Camera, among others.

Overall, Blue Sky Theme is a great app for Android users who want to personalize their device and improve its performance.