Tethering Toggler v4.0 [Msi8] is a free tethering app available for Android devices. It provides a one-touch solution for Portable Wifi Hotspot, USB, and Bluetooth Tethering. This app is just a shortcut that takes you directly to the Wifi Hotspot, USB, and Bluetooth Tethering page on the settings menu.

The app offers a simple and straightforward user interface, making it easy to use. It is compatible with all mobiles having Android 5 and above. However, it is important to note that if your device does not support Mobile AP (Wi-Fi hotspot) or USB or Bluetooth tethering, this application will not work.

Overall, Tethering Toggler v4.0 [Msi8] is a useful app for those who frequently use tethering on their Android devices. It provides a one-touch solution for all tethering options and is free to use.