Free services can be double-edged swords – while they can offer some of the benefits of a paid-for VPN, they're never the whole package.
One of the best is Hotspot Shield's free version which, as mentioned above. is nothing compared to the full edition.
While useful for very infrequent use, they're no good for streaming and torrenting, and you'll soon find yourself on the hunt for the best Italy VPN – even if it'll cost you a couple of euros a month.