HomeAppsToolsPortKnockerApps like PortKnocker Here are some great alternatives to PortKnocker by Stephen Paine : Packet Injection ★3.8 XTextureExtractor ★3.6 Mahjong VirtualTENHO-G! ★4.4 Chinese Calligraphy ★3.5 Resolution Check (ResCheck) ★4.0 Hand fonts for FlipFont ★3.3 Resolution Changer — Uses ADB ★3.5 Screen Resolution Changer: Dis ★3.3 Samsung Services (US) ★3.7 Samsung Services (US - Galaxy ★3.7 Resolution Checker - Pixels ★3.7 Screen Size / Info / Dpi ★4.3 DPI Screen Info ★3.6 Pixel Clock Widgets & Themes ★3.9 WIN BIG LCD Digital Watch Face ★5.0 Pixels: Resolution+DPI Changer ★4.4