CyberGhost VPN

While CyberGhost VPN is Europe-centric with only a handful of US servers, it does the job effectively with minimal ads and without a significant performance drop. With a slick professional-looking interface and a decent selection of servers, CyberGhost VPN is the free VPN service you've been looking for. This review and rating focuses on the free version of CyberGhost VPN, which is limited to one Windows device.

via PCMag.com Software Product Guide