NBT 

NBT Inc. provides mobile advertising services using smartphone applications in South Korea. It develops Cash Slide, a mobile lock screen service application; Cash Slide Step Up, a pedometer-type reward service that allows to check current step count on the lock screen and earn points; Cashfeed, a revenue-generating content service that allows to make money just by writing or viewing content; Shopping Points, a shopping mall service offering shopping and playing games; and Chips, an app tech service to experience various reward benefits, as well as Addison Offerwall, an offerwall network platform. NBT Inc. was founded in 2012 and is headquartered in Seoul, South Korea.