What does the cube app do?

Could you elaborate on the functionality of the cube app? Specifically, what types of services or features does it offer that make it stand out in the world of cryptocurrency and finance? Is it geared towards a particular audience or user base, and if so, who are they? How does it compare to other similar apps in terms of ease of use, security, and overall user experience? Additionally, are there any notable features or capabilities that make the cube app unique or particularly appealing to potential users?