Do you want to ask, "How many days is the third interest-free credit card?" In general banks, the interest-free period is as short as 20 days and as long as 50 days.

According to the policies of different banks, the interest-free period of credit cards can be different. Generally speaking, the interest-free period is as short as 20 days and as long as 50 days. However, the specific interest-free period needs to be determined according to the policies of banks. Therefore, it is recommended to contact your own credit card issuing bank to understand their specific policies and interest-free period.