Browsercube is a desktop application to manage your accounts manually. You can download the desktop app, please keep this thing in mind you’ll need a Java framework installed inside your system.
Java Framework
(A Java framework is specific to the Java programming language, and used as a platform for developing software applications and Java programs)
Once you install the browser cube on your device, you’ll be asked to give your FBAS credentials. Once you give your FBAS account credentials Browse Cube will automatically fetch all the profiles inside your account. You can click on start to open any profile in the browser.
The very amazing feature of this desktop application is that you don’t need any extensions like multi-login & basically it's designed for the users of FBAS. This browser cube app is totally secured & isolated.