This app offer an easy way to configure and use the well known OpenVPN. There is not needed to have the root access, because the VPN tun device is handled with the VpnService API introduced with Android 4.0 (ICS). The in-app purchase authorization is used only for voluntary donation to the app development.Now with IPv4/IPv6 tap device without root permission!Not affected by TLS heartbeat read overrun (CVE-2014-0160)* TAP device (IPv4/IPv6)* Obfsproxy (obfs2/obfs3)* scramble options * Static key protection* Fingerprint authentication (Require at least Android 6.0)* VLAN 802.1Q * Port knocking* Connect on demand* Auto connect on boot* Auto connect/pause/disconnect on WiFi/Mobile/WiMAX up/down* App filter (Require Android = 5.0)* Tasker/Locale plugin* Widgets* Android 7.0 quick settings tiles* Android 7.1 dynamic shortcuts* Import/export openvpn configuration* Import pem, der, pkcs12 cetfificate formats* for certificates in KeyChain* IPv6 * for HTTP/SOCKS proxies* for customized HTTP headers* Backup/restore configuration Some hints to test the app: * To import a openvpn configuration file, copy the ovpn file on the device memory and put in the same folder any external certificates/keys files. Then start the app, tap on + button in bottom right corner and choose Import VPN profile . After the import, the files can be deleted. * If something goes wrong, check the log. You can see the log by tapping on the vpn name, and so on the LOG tab. * If the log has errors like ERROR: Cannot open TUN/TAP or Tun device open exception: java.lang.NullPointerException , please try to reboot the device. * If you have the access on the server side, check the log also on this side. * Maybe your configuration is not compatible with the last version of openvpn, so try to set the option Use old stable OpenVPN 2.3.2 in the Options section. * If you cannot resolve the troubles, please send me a e-mail to [email protected], I will you at soon as possible and I will help you to solve the problem or I will refund your money. The new app filter feature can be used only on Android versions greater or equal than 5.0 (Lollipop). This feature allow to choose which apps are allowed to use the vpn. The apps not allowed will use networking as if the VPN wasn't running. Recent changes: * Fix: on some Android 9 devices when the network connectivity is re-established, the paused VPN could not be resumed * New sub-option Switch off the WiFi for Pause when screen is off * Minor fixes/improvements 2e1s

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