If you want to make a particular quiz as paid, for example if you want to create a certification exam for lets say $10, you can now do that using this QSM addon.
Payment Integration is a dead simple payment plugin for QSM (quiz and survey master) which enables anyone to pay for a quiz.
Paypal and Stripe Payment Integration – Quiz And Survey Master has been updated to 1.0.9.
Paypal and Stripe Payment Integration – Quiz And Survey Master has been updated to 1.0.11.