Duo lingo is a language proficiency test which came into existence during the COVID-19 situation when students could not appear for the other exams at universities and colleges started accepting Duo lingo tests. Moreover, to be admission to the universities and colleges you can use the duo lingo test but to the Embassy you need to show the IELTS exam result as IELTS is compulsory in the Embassy, which means if you want to go for the specific intake and you do not miss that intake at any cost you