Selingua is a vocabulary training program with extensive built-in dictionaries -- more than 2000 words in each of the following languages: English (both American and British), German, Spanish, French and Swedish. The program can be used by native speakers of any of these languages since the user can choose the language of the on-screen instructions.
Selingua Language Tutor is a freeware: there is nothing to pay in order to get and use it. The Selingua Language Tutor 5.2 free full version contains an installer and an uninstaller, and has a size of 2456 Kilobytes.
For additional information and support request, please contact directly Selingua Language Tutor publisher.

Selingua Language Tutor Screenshot