It works perfectly. There is a bug wherein you cannot change the IP address once it is configured.
NotAnApp or non operational Installed it. And found that this guy needs money to grant sketches.
un gunoi de plicatie , plina de reclame nesimtite pe tot ecranul
Did not work
Automation and Control NodeMCU ESP8266 WiFi 3G - Fixed IP Oled Display - Editable
IP Wi-Fi automation with 9 Channels ON / OFF Editable Devices - Relays 110V / 220V.
Turns an Android phone into a W-iFi Analyzer w/18 useful router networking tools