Proton VPN for Firefox is a free extension designed to enhance online privacy and security. With over 12,000 servers in 110 countries, it allows users to browse anonymously and access geo-restricted content. The extension supports up to 10 devices simultaneously and features auto-connect for seamless browsing. Users can also customize their VPN experience with split tunneling and enjoy high-speed connections up to 10 Gbps, making it one of the fastest VPN options available.

This extension prioritizes user privacy with a strict no-logs policy and transparent operations under Swiss law. It effectively hides browsing history from ISPs and protects against tracking by concealing IP addresses. The installation process is straightforward, requiring no admin rights, and support is readily available for both free and paid users. Proton VPN is an excellent choice for those seeking reliable online security and ease of use.