use clear read api to get readable xml results from URLs on xcode

[DomkiRomki]

i am trying to use clear read api on an iphone app, by pointing urls to their server and get back easy readable xml results.The documentation says that i need to Point my App here:http://api.thequeue.org/v1/clear?url=[my url i need to pass]&format=xmlto get the result.Because i never done it before What approach i need to experiment with?I need to make an NSURLRequest?I just use stringWithContentsOfURL?ps. are there any free to use services like clear read?