UltraSurf is a freeware Internet censorship circumvention product. The software enables its users to bypass Internet censorship and firewalls using an HTTP proxy server, and employs encryption protocols for privacy. Developed by UltraReach
License: Free
Tor is designed for anonymity and privacy, using multiple servers to mask user identity, while UltraSurf focuses on bypassing censorship with faster speeds but offers less anonymity. Tor is more suitable for users needing deep privacy, while UltraSurf serves best for those seeking quick access to blocked content.