Apps similar to ShellHub include Dataplicity, which has a free version. Other options are Remote.it. Between them they cover Windows, Android, iPhone, iPad and Mac.
Dataplicity is a remote terminal for your Pi. It offers functionality similar to SSH, but it doesn't need any complex set-up to get it working behind firewalls and NAT.
United Kingdom
remote.it is a platform that brings the world of disconnected networks to your browser, desktop and mobile devices. Securely access devices connected to any network like they were on your own local network.
United States
