Используйте приложение APKPure
Историческую версию Trustee можно получить на Android
Идеально подходит охранник для смартфона
Trustee application allows several features for complex protection of your cell phone.
* Blocking undesirable incoming and outgoing calls.
* Secure browser with protection against malware.
* Encrypted backup of contacts protected by password and their restoration.
* Possibility of remote detection of current phone's position - protection against stealing.
* Protected access into the application by password.