A VPN won't help you if your device is compromised. A VPN won't help you if the server is compromised. A VPN won't help you if the VPN is compromised.
I really wish people would understand that VPNs are not magical, unbreakable security. VPNs are barely security at all, and commercial VPNs even less so.
oh 100% agree here, I was just confused at the OP comments evangelism of installing and keeping his phone on his for those quick fix google searches