With this app you will able to connect to any OpenVPN (TUN/TAP), SSTP, WireGuard, SoftEther, OpenConnect (ocserv) servers and Cisco AnyConnect SSL gateways. The basic OpenVPN feature is free for all. To use other protocols and features you need to buy a subscription. You don't need to have root access, because the VPN tun device is handled with the VpnService API introduced with Android 4.0 (ICS). * OpenVPN TAP device support without root permission * OpenVPN VLAN 802.1Q support * OpenVPN Obfsproxy support (obfs2/obfs3) * OpenVPN scramble options support * Import/export OpenVPN configuration * SSTP EAP-TLS support (Authentication with certificates) * SSTP EAP-MS-CHAPv2 support * SSTP MS-CHAPv2/CHAP/PAP support * SoftEther protocol * WireGuard protocol * OpenConnect protocol * Cisco AnyConnect SSL protocol * Biometric authentication * Port knocking * Connect on demand * Auto connect on boot * Auto connect/pause/disconnect on WiFi/Mobile/WiMAX * App filter * DNS over HTTPS * Tasker/Locale plugin * Widgets * Quick settings tiles * Dynamic shortcuts * Import pem, der, pkcs12 certificate formats * Support for certificates in KeyChain * IPv6 support * Support for HTTP/SOCKS proxies * Support for customized HTTP headers * Backup/restore configuration