I've been using NoRoot Firewall [1] for blocking access to the internet on a per-app basis and haven't had any issues with it. [1] https://play.google.com/stor

I've been using NoRoot Firewall [1] for blocking access to the internet on a per-app basis and haven't had any issues with it. [1] https://play.google.com/store/apps/details?id=app.greyshirts.firewall https://play.google.com/store/apps/details?id=app.greyshirts...