You can insert a physical nano-SIM card into Nommi and use it as a regular hotspot. 

Please remember to switch to physical SIM mode in the Settings after inserting the SIM. Please restart Nommi after inserting physical SIM.

Steps for changing SIM mode in Nommi app: 

1. Please make sure you're connected to Nommi Wi-Fi (Open Nommi app > go to Main page «Nommi» > click on Connect  OR connect to Nommi via Wi-Fi settings of your device)

2. Go to Profile page > My device > SIM mode > Select Physical SIM mode