WI-FI Hound is an application for Android that preserves your mobile data by identifying free internet networks in your area and connecting you to them.

This Android app locates the most reliable networks worldwide and only suggests the finest to you. If there isn't any nearby free or paid Wi-Fi, you can use it to discover the closest one from your location. You can also choose to navigate the place using maps and take advantage of the free Wi-Fi.

So you should check out Wifi Hound to get connected to any free Wi-Fi networks in your area and conserve bandwidth.