No licence to buy: every lesson in every language is open from sign-up.
What the account includes
✓The 10 written lessons of the level, with unlimited re-reading
✓The written tests, as many times as needed, free
✓The oral test of each lesson and its medal
✓The level certificate, as a PDF, in your name and with your reference number
Unofficial certificate — not a state diploma, nor an equivalent of DELF, TOEFL, IELTS…