Best and Easy Way To Block Websites On Android Devices.

To block some certain websites on your Android
device, you need an application called Hosts Editor
What is Hosts Editor?
Hosts Editor is a way to add, remove or comment
out entries in the hosts file. The hosts file allows the
user to override an IP address of a specific url.
Since the Hosts Editor edit the hosts file, root
permission is required.

How to Block Websites with Hosts Editor

1. Go to Google Play Store to download and install
Host Editor on your Android device
2. After successful installation, start the application
and select ‘New Entry’ from menu
3. Type 127.0.0.1 in the IP address box
4. In the Host Entries, input the web address you
wish to block (e.g. sito.com) and then click ‘Save
New Host’ to save the file.
NOTE: You can block as many website as you want
by following 1-4 above.
If you use 127.0.0.1 for the first site, the IP address
for the second site will become 127.0.0.2, the third
one 127.0.0.3 and so on.
Meaning that you would have to increase the last
number of the IP address for subsequent entries.