Flier Inc. operates 'flier,' a subscription-based book summary service that delivers concise, 10-minute summaries of curated business books in text, audio, and video formats, targeting both individual professionals and corporate clients. The enterprise-facing SaaS product, 'flier business,' is deployed by corporations for employee learning and development, human capital investment tracking, and organizational capability building, and accounted for over two-thirds of total revenues in FY2025/2. With over 1,200 cumulative corporate contracts and a permission-based content model developed in partnership with publishers and authors, the company differentiates itself through content credibility and a scalable SaaS platform for workforce upskilling.