Duolingo, a popular language-learning platform, offers proficiency exams to assess users' language skills. While the platform itself is largely free, taking the Duolingo exam fees depending on the type of exam and the language being tested. Generally, exam fees range from $49 to $99 USD per attempt. The fees vary based on factors such as the language being tested, the level of proficiency (ranging from beginner to advanced), and whether the exam is taken for personal or professional reasons. Additionally, Duolingo offers discounts for bulk purchases of exam credits, making it more cost-effective for frequent test-takers or educational institutions. It's important for users to review the current fee structure on Duolingo's website before scheduling an exam. By understanding the exam fees, language learners can better plan and budget for their proficiency assessments on the platform.