WiFi Thief Detector-Who uses my WiFi is an app designed for Android users to detect any unauthorized devices connected to their WiFi network. The app scans the WiFi network to display all the connected devices and their details such as IP address, MAC address, and manufacturer. It also allows users to change the device name of the connected devices to identify them easily.

The app is a useful tool to monitor the WiFi network and identify any suspicious activity that may be slowing down the internet speed. The app is free to use and available for download on the Google Play Store.

The app has several features, including the ability to view the device history of all previously connected devices, set custom nicknames for connected devices, and view device names and manufacturer names of the connected device. The app also provides users with the MAC Address and IP Address of the connected device, which can be used to block unknown devices by following the router manufacturer's instructions.

If you have any suggestions or feedback, you can contact the developer at