Roku enables consumers to stream television programming. It has more than 100 million streaming households and provided 145 billion streaming hours in 2025. Roku is the top streaming operating system in the US, reaching more than half of broadband households, according to the company. Roku's OS is built into streaming devices and televisions that Roku sells and on connected televisions from other manufacturers that license Roku's name and software. Roku also operates the Roku Channel, a free, ad-supported streaming television platform that offers a mix of on-demand and live television programming. Roku generates revenue primarily from selling devices, licensing, and advertising, and it receives fees from subscription streaming platforms that sell subscriptions through Roku.