Skillbrains is a software company known for its application Lightshot, which is accessible via the website https://app.prntscr.com. Lightshot is a user-friendly screenshot tool that allows users to quickly capture images of their screens. It provides a straightforward interface for taking screenshots, with features that include easy sharing options and a simple image editor for annotating captured images. The application is available for both Windows and macOS platforms, and it also offers a Chrome browser extension for additional convenience.