With this app you will able to connect to any OpenVPN (TUN/TAP), SSTP, WireGuard, SoftEther, ShadowSocks, 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 license.

The requested permissions are used for these purposes:
* Storage permission is used to import VPN configurations and export logs/backups/etc. (Android < 10)
* Location permission is used to get the current WiFi SSID. The SSID is required for the auto connect function. The location of the device is not read. (Android >= 8.1)
* Camera permission is used to import VPN from QR codes.
* The QUERY_ALL_PACKAGES permission is used to allow the user to select which apps are allowed/not allowed to use the VPN.

App features:
* 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 TCP
* SoftEther UDP over DNS / NAT-T
* WireGuard protocol
* ShadowSocks protocol (AEAD, AEAD-2022, Stream)
* OpenConnect protocol
* Cisco AnyConnect SSL protocol
* Biometric authentication
* Port knocking (udp, tcp, fwknop, url, ping)
* Connect on demand
* Auto connect on boot
* Auto connect/pause/disconnect on WiFi/Mobile/WiMAX
* App filter
* DNS over HTTPS
* DNS over TLS
* Split DNS by domain
* Local hosts mapping to override DNS requests
* Failover VPN profiles
* 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