A very powerful and flexible no-root firewall that uses a VPN approach to monitor and control the incoming and outgoing network traffic. Contains a vast array of features, including individual management of app network access, the option to log traffic and many, many more powerful features.
About app:
This app is a custom version of the NetGuard open-source firewall, Copyright (c) 2015-2016 Marcel Bokhorst (M66B) , under the GNU GPL v3 open-source free software license. This app is under the same license.
All information regarding this app, licensing and copyright as well as all compliance and mentions, available here:
https://github.com/Romascu/NoRootFirewall-Custom