KPNTunnel Revolution Official is a free, lightweight, and secure tunneling app for Android devices. The app allows users to tunnel their internet connection through a built-in SSH tunnel over SSL/TLS connection, providing an extra layer of security. KPNTunnel Revolution Official is a project series of KPN Tunnel, which is continuously experimenting with new features and a fresh lightweight style.

The app comes with several features, including Direct Proxy, Direct SSL/TLS, HTTP Proxy, SSL/TLS Proxy, and SSL/TLS Proxy over HTTP Proxy. It also supports VPN Tether, which bypasses all hotspot tether through VPN interface. However, some features require a rooted device.

The app requires users to install and set up the stunnel4 library to use TLS/SSL mode. Additionally, users must enable all TLS and SSL protocol versions to keep support with Android 4.0 until newer.

Overall, KPNTunnel Revolution Official is an excellent option for users looking for a secure tunneling app for their Android devices.