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
UltraSurf is a lightweight tool primarily focused on bypassing censorship, making it ideal for users in restrictive regions. ZenMate, on the other hand, offers a more comprehensive suite of features, including strong encryption and ad-blocking capabilities, suitable for users looking for enhanced security and privacy.