CyberGhost offers a 1-Year Special Edition License for Windows, Mac, iOS, and Android FREE when you sign up via its Polish site.
Simply type your email address in the grey box then click the green button. You'll instantly receive an email with a confirmation link (check junk mail). Click on the link for the activation key. Confirm your email address right away, or you may miss out.
You must use a unique email address if you've already claimed this offer previously.
Includes unlimited data volume and bandwidth. The key must be activated by November 30.