App Cloner - Clone your Android apps so you can use multiple logins.
XPrivacy - The ultimate, yet easy to use, privacy manager (Xposed module).
island - a free and opensource alternative to parellel space
App Ops - modifies the settings of "appops" in Android system
Dual Space - It is a first application that is compatible with WhatsApp completely.
PilferShush Jammer - Block unwanted use of onboard microphone