What is XCAD app?

Could you please elaborate on what the XCAD app is? Is it a cryptocurrency wallet, a trading platform, or something else entirely? What unique features does it offer that sets it apart from other similar apps in the market? Additionally, how secure is the app and what measures does it take to protect users' funds and personal information? Lastly, is it available for both iOS and Android devices, and what are the system requirements for using it?