With this application you can see info about your SIM Card(s) such as:
* SIM State
* Data Connection Type
* SIM Operator Name
* Carrier Name
* Network Operator
* SIM Serial Number (ICCID)
and also
* Share Carrier Name and SIM Serial Number.
.

ICCID is generally written on the backside of the SIM card.
This information is prone to damage like: cutting a SIM to support micro or nano card slots rubbing of the back of the card to and from SIM Slot...

App is in Italian Danish Spanish French and German.

Dual SIM Phones are supported above Android Version 5.1.

IMEI number is part of the phone not SIM card.

This application doesn't show phone number because its not saved in the SIM card and its managed by the network operator.