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, German, Russian, Hindi and Portuguese.

Also you can save the Carrier Name and SIM Serial Number (ICCID) with description in case you switched SIM Card in your device.

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.