Smartermail provide free language pack with following languages: Spanish, Portuguese, German, French, Italian, Chinese, Czech, Dutch, Danish, Finnish, Hungarian, Russian, Swedish, Thai, Turkish.

It is easy to install additional language pack for Smartermail webmail.

First download language pack from SmarterTools

SmarterMail 11:

http://www.smartertools.com/Download.aspx?Product=SmarterMail&File=LanguagePack&Version=11&Location=Primary

SmarterMail 10:

http://www.smartertools.com/Download.aspx?Product=SmarterMail&File=LanguagePack&Version=10&Location=Primary

SmarterMail 9:

http://www.smartertools.com/Download.aspx?Product=SmarterMail&File=LanguagePack&Version=9&Location=Primary

Extract zip file to a folder on your computer.

Copy XML language files to the following folder in SmarterMail install folder

SmarterTools\SmarterMail\MRS\App_Data\Translations

Default location is C:\Program Files (x86)\SmarterTools\SmarterMail\MRS\App_Data\Translations

SmarterMail automatically detects additional language and shows in language drop down box on webmail login page.