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ProtonVPN is a virtual private network service developed by Proton AG, the Swiss company best known for ProtonMail. Designed with privacy and security as core priorities, ProtonVPN aims to give users stronger online anonymity, safer public Wi-Fi connections, and the ability to bypass some regional restrictions while maintaining a transparent approach about how it operates. Security and privacy features ProtonVPN emphasizes privacy through both technical features and company practices. It operates under Swiss jurisdiction, which offers strong privacy laws. ProtonVPN publishes a no-logs policy stating it does not record user activity, and it has undergone independent audits and published transparency reports to reinforce trust. On the technical side, ProtonVPN supports modern VPN protocols such as WireGuard (and previously OpenVPN and IKEv2), offering strong encryption and efficient performance. Additional protections include a built-in kill switch that blocks network traffic if the VPN connection drops, DNS leak protection, and full-disk encrypted servers in some regions. A distinctive ProtonVPN feature is Secure Core, which routes traffic through privacy-friendly countries’ servers (typically in Switzerland, Iceland, or Sweden) before exiting to the public internet. This multi-hop architecture helps defend against network-level adversaries who might try to link an exit connection back to an originating user. ProtonVPN also offers Tor over VPN, allowing users to route traffic directly into the Tor network without a separate Tor browser setup. Performance and usability ProtonVPN provides native apps for Windows, macOS, Linux, iOS, and Android, as well as guides for router configuration. The apps are generally user-friendly, with features like recommended servers and split tunneling on some platforms. Performance has improved substantially with WireGuard support; however, actual speeds depend on server load, geographic distance, and local network conditions. ProtonVPN maintains a free tier with a limited server selection and speed constraints, which is useful for basic needs or trying the service. Paid plans unlock higher speeds, access to many more servers, Secure Core, and streaming-optimized servers. Use cases and limitations ProtonVPN fits users who prioritize privacy, use public Wi-Fi often, or want a reputable company with a strong privacy posture. It is suitable for secure browsing, protecting online accounts, and some streaming and torrenting scenarios (torrenting is permitted on designated servers). Limitations to consider: free-tier speeds and server access are restricted; advanced users seeking extreme customization might prefer other providers; and, while ProtonVPN works with many streaming platforms, occasional geo-blocking updates can cause temporary access issues. Conclusion ProtonVPN stands out for its transparent privacy focus, Swiss jurisdiction, and advanced features like Secure Core and Tor integration. It balances strong security with user-friendly apps and a meaningful free tier. If privacy and trustworthiness are your top concerns, ProtonVPN is a compelling option to consider.