Google Play tightened the requirements for crypto-currency applications

Another "wave" cleaning company store, in addition to the traditional removal of all sorts of viral, questionable and dangerous for the smartphone programs and applications, has tightened the rules for the crypto-currency category of software. Now all miner's programs have come under the ban, which help their owners to obtain crypto currency. The only exception is applications for managing their own wallets.
In addition, changes have affected applications with obsessive advertising, greatly complicating the requirements for their developers. And finally, APK-files of applications, the themes of creating and distributing weapons and explosive devices will now be permanently blocked.