Adjo is an international performance network in operation since 2014, with many years and billions of clicks of experience they designed a system to earn the highest revenue for each click. Their auto optimization algorithm takes traffic and rotates it between different offers and auto-optimizes for the best eCPM possible. Also, Adjo has a referral program.
One of the most important features is the global SmartLink. It automatically targets all countries, devices, operating systems and mobile operators to achieve best eCPMs.