Yes it is. With all the scammers on the Internet, it is hard to
believe that you can get a free gadget like an iPhone, but it really
is. Because the companies have tons of promotions. And another way to
get it is to become a tester and then keep it.
Here you can find 9 chances to get a free iPhone 4.
http://shinygrey.com/9-chances-to-get-your-iphone/
Enjoy them!