The biggest question regarding free iTunes codes is whether they work or not? For that I would say yes, iTunes codes those are free of cost works. The iTunes gift card codes those are found free of cost are launched just for promotion. If the promotional codes will not work properly then how people will get attracted towards the upcoming codes?
The developers launch those iTunes codes by checking them whether they are working or not. Many iTunes codes are made for promotion and if they didn’t work well then the reputation of whole iTunes codes series will got hampered. For the sake of their reputation the developers will develop the working codes only. So, get iTunes codes without any hesitation and use them as per your need.
I think now you are all clear about the working of iTunes codes and all set to get them free of cost for your device.