How to know from which country people are accessing my website? I am using Drupal7. I have a Chinese version of my site and I want to know whether they are using it or not. So I want to know which countries are using my website.

I tried to find that out like this -> if I go to the Reports>>Recent Hits then I find the hostname for the anonymous users.

I found some website that tells the country name taking the host IP address as input.

Is there any module that shows country from which the website got accessed?
You do not need a module for that. Simply make use of any web analytics system such as
 Google analytics, Piwik analytics and such like.