A free program for Android, by Giuseppe Romano.

WiFi Hotspot Widget is a free application that enables you to turn your smartphone into a Wi-Fi hotspot. It is developed by Giuseppe Romano and can be found on the Google Play Store. This application allows you to share your Wi-Fi with other devices and allows you to turn your smartphone into a Wi-Fi hotspot. It works with all smartphones that support the Wi-Fi connection.

How to use it?

If you have a smartphone that has the app installed, you will be able to add the widget to the home screen. You can also download the app and install it on your Android phone.