Developer apps cydia launch release SwitchData, This tweak works with iOS 7 or higher. SwitchData v1.1-2 tweak for switch between wifi and cellular data depending on the service signal. After installation you can configure options from Settings.
Example, if you are connected to a Wi-Fi network and you have set the minimum cellular signal strength to 2 and your cellular signal strength is 2 or greater, then it will disable the Wi-Fi radio and enable the cellular radio. Conversely, if you are connected to a cellular data network and you set the minimum cellular signal strength to 2 and your cellular signal strength is 1, then it will disable the cellular radio and enable your Wi-Fi radio.
What’s New In SwitchData v1.1-2
- Initial release