DUOLINGO INC revenue for the last year amounted to 15.60 B MXN, the most of which — 12.67 B MXN — came from its highest performing source at the moment, Subscription, the year earlier bringing 6.87 B MXN. The greatest contribution to the revenue figure was made by Rest of World — last year it brought DUOLINGO INC 9.10 B MXN, and the year before that — 4.25 B MXN.