The application is a 64bit engine plug-in and cannot be started directly. You need to install the main application Clone Space first. You can click the following link to install the main application Clone Space.
https://play.google.com/store/apps/details?id=com.polar.apps.dual.multi.accounts

What's the effect
• The engine plug-in uses a new generation of virtual engine to ensure the stability of cloned applications.
• Auxiliary Clone Space supports cloning 64bit applications.

Clone Space
• Provide virtual space for Android users to log in to multiple accounts of social networking applications or gaming applications on one mobile phone at the same time.