This app check compatibility between your ASUS router and MyAsus Router app by Adronics (https://itunes.apple.com/us/app/asus-n65u/id719584706?ls=1&mt=8). This is helpful app to test compatibility before buying MyAsus Router app. MyAsus Router app is compatible with almost all Asus RT series router but its functionality may be broken due to FW changes/upgrades hence this tool tells you compatibility with your ASUS router. It compatibility results is less than 100% then some features/Tab may not work.