Corners is a free personalization app developed by Catalyst Studios that helps you round the corners of your Android screen. This app is reliable, customizable, and easy to use. It offers an always-on service that allows you to adjust the size of your screen's corners and toggle individual corners as per your preference.

One of the best features of Corners is its customizable corner color feature that lets you choose from a wide range of colors to match your device's theme. The app also displays over software navigation, making it easier to access it from anywhere on your screen. Corners is completely free, and the developers promise more features are coming soon.

In summary, Corners is a fantastic app for anyone looking to add a touch of personalization to their Android device. Its customizable features and ease of use make it a must-have for anyone who wants to round their screen corners.