VPN Proton: Fast & Secure VPN is a reliable and privacy-first VPN service developed by the experts behind Proton Mail. Trusted by millions globally, it offers a unique combination of speed, security, and transparency ideal for users who want to protect their online activities without sacrificing performance. Whether you need to browse safely on public Wi-Fi or unblock your favorite streaming services, Proton VPN has you covered.

The app’s free tier is one of the best in the market, providing unlimited data access without throttling, a strict no-logs policy, encrypted DNS queries, and advanced privacy protections such as full-disk encrypted servers and an always-on kill switch. The premium options further enhance the experience by unlocking access to more than 13,000 high-speed servers worldwide, multi-device support, and extra features like an ad blocker and split tunneling.

Proton VPN uses only proven secure VPN protocols such as OpenVPN and WireGuard, and its open-source code has been independently audited to assure users of its integrity. The interface is user-friendly with quick connect options and a discreet mode to hide the VPN icon. Competent support and regular updates add to a seamless experience.

In conclusion, Proton VPN stands out not only as a free VPN solution but also as a premium, fast, and secure VPN trusted to circumvent geo-restrictions and maintain your online freedom. It's suitable for users focused on privacy and security without compromising on speed or ease of use.