VPNBook

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PrivateVPN

ProtonVPN is a virtual private network service provider operated by the Swiss company Proton Technologies AG, the provider of ProtonMail. Just like ProtonMail, ProtonVPN is a community supported project that aims to build a safer Internet that also protects civil liberties. The service provides a strict no data logging policy, that ensures that no personal data is kept by ProtonVPN. It also has Tor integration and SecureCore servers for additional security if needed. Currently, ProtonVPN provides over 560 servers in more than 40 countries.

Tor Browser is free and open-source software that guarantees anonymity online through the onion router. It enhances your security and safety while using the internet and is a favorite choice for people who want to browse the web anonmously. The Tor Browser helps you anonymize publishing, web surfing, instant messaging and other functions, using the TCP protocol.

Mullvad is a VPN service that helps keep your online activity, identity, and location private.

Private Internet Access or PIA for short, has the largest virtual private network capacity across the globe to provide the highest speeds and most encryption. The service prides it self of being privacy-focused and is the only VPN server that has a proven non-log record. Apps provided by Private Internet Access use OpenVPN and WireGuard, two of the latest, most secure protocols. OpenVPN uses AES-128 encryption by default, but you can bump that up to AES-256 in the settings. With Private Internet Access you can also set the data authentication and handshake methods, including RSA-2048 and RSA-4096.

TunnelBear encrypts your internet connection to keep your online activity private on any network. It's one of the few VPN providers in the world that publish regular security audits of their network and applications, by a third-party security auditor.

VPN Unlimited is one of the most secure and highly encrypted VPN services over the internet offering a great amount of protection services to its users.