wish of those help Yes you can transfer data between two devices using wifi. Use CFNetwork framework. either you use bonjour service or an I.P. address to transfer data.. here is the guide for CFNeworks
iPhone/iPad wifi tcpip connection to other computers on a wifi
will help you If your computers are all Macs, it is pretty easy. Simply use the NSNetservice class to advertise the service and the socket port that you already have. Then, on the iOS devices, simply use a NSNetServiceBrowser object to look for your particular service by name, and connect to one or all of them as required.
How do I get my iphone to connect to local Xampp server on my mac while testing an xcode app
I think the issue was by ths following , If the app isn't able to connect to the server, there might be an issue with the server address. When running on the simulator, you're still on your mac, so something like http://localhost/DATABASE_ALIAS is enough. But when running on a different device, that is no longer true.
Connect XAMPP website over WiFi network from Android Phone/Other connected device