Duolingo Launches Its Language Certification Program — techcrunch.com

Duolingo, the free language learning service, today announced the launch of Test Center, its digital language certification program. The company is launching this service with an English Proficiency Exam that will rate your language skills on a scale from one to ten, but it expects to expand to other languages as well. For the time being, the certificate is available for free, but the company plans to start charging $20 for it once more universities and companies accept it.

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