Tip: Creating Apple ID without entering credit card information

1) Start from the App Store from your device.

2) Try to install a free application.

3) When prompted to enter your Apple ID, select the option for creating a new account.

4) Fill in your information. Moreover, you will find an option for the payment which is "None". 

This option is unavailable when you try to create your Apple ID the regular way through the website.


The following are the detailed instructions from Apple knowledge base:
http://support.apple.com/kb/ht2534