This plugin allows you to redirect your visitors or switch language according to their country.
Just add the country from selectbox and fill in preferable options. You can specify URL parameters for switching language or domain.
You have a multilingual blog and want your visitors to be directed to the correct language according to their geographical location.
You have specific domains or subdomains for different versions of your site and want your visitors to be directed to the right domain accoring to their geographical location.