Find a language exchange partner who speaks a language that you want to learn. Make new friends and help each other learn for free!
Are you trying to learn a new language? Traditional language classes are important but they usually emphasize grammar over conversational skills. In order to get that conversation experience it's necessary to spend time having real conversations with native speakers.
Chances are, there are lots of people willing to help you learn. Many of whom also want to learn a language that you know. Why not work together? Why pay money for expensive classes or software when you can teach each other for free?