GoPaisa Cashback Offer - Testbook Pass is a special membership pass that unlocks all the tests under all the exams available on Testbook. All Exams + Unlimited Tests with Banking & Insurance, SSC & Railways, Engineering and more. Pay Rs.149 now to buy Monthly Pass for Testbook and get additional cashback into GoPaisa wallet. No promo code required. This offer is valid for all customers. Unlimited Access to All the Tests Hindi & English. More than 1332+ Tests available here. Buy Now.