I think having exceptions for that is an extremely severe security flaw. Kudos to you for developing something like this, but honestly even with a solid firewal

I think having exceptions for that is an extremely severe security flaw. Kudos to you for developing something like this, but honestly even with a solid firewall leveraging VPN I would not trust crapware like Android or iOS with anything substantial. We have reached ridiculous levels of paternalism from pretty crappy companies.