Some apps, Google Earth for example, are available as free downloads in the iTunes Apps store but you need a UK or US based Apple ID to install them on to your iPad or Phone. Similarly, some iBooks and podcasts have geo restrictions and may only be available to iTunes users who are logged in with an Apple ID for one of the available countries.

The workaround is simple…..

Full article here:
Create an Apple ID without using a Credit Card (Digital Inspiration)