Test Prime is a Detailed subscription service offered by Adda247, providing access to over 70,000 mock tests and more than 20,000 previous year papers for over 600 exams. This extensive resource covers a wide range of competitive exams, helping students prepare effectively and efficiently. With Test Prime, you can practice tests, revise previous exam papers, and boost your exam readiness across various subjects and categories. However, it does not include K12, CUET, or JAIIB CAIIB categories. This subscription is available on the Adda247 website and app, offering flexible and accessible preparation tools for aspiring candidates.