The platform, founded in 2012 and based in Walnut, California, offers a web service for comparing flight options and redeemable miles. It displays the number of miles that can be earned and the benefits of each fare, such as free checked luggage and lounge access. With 50 airlines and 76 frequent flyer programs, 30K reaches 4 million users daily, leading to increased user retention and more profitable fares. Its customers include Amadeus, Ctrip, Hipmunk, and Ixigo.