kt millie seojae Co.,Ltd


    kt millie seojae Co.,Ltd 기업 로고

    Company Introduction

    kt Millie Seojae Co., Ltd. (CEO JEONG JAE WOOK), founded in 2016, is Korea's No. 1 subscription-based reading platform. It offers unlimited access to approximately 230,000 e-books along with diverse multimedia content, including webtoons, web novels, audiobooks, chatbooks, and objet books, all under a flat monthly subscription. Partnering with around 2,700 publishers, the company strengthens its content competitiveness through its self-planned and self-produced Millie Original IPs and secondary content. Millie grows across diversified channels spanning B2C, B2B, and telecom bundling partnerships (B2B2C), having completed partnerships with all three major Korean telecom carriers (KT, LG U+, SKT). As a leading company holding about 61.8% market share in the e-book subscription market, it was listed on the KOSDAQ in 2023. In 2025, Millie launched "Millie Story," a web novel and webtoon service, and "Millie Place," an offline reading space, expanding into an integrated content platform.

    Key Business / Corporate History

    Founded in 2016, kt Millie Seojae Co., Ltd. is Korea's No. 1 subscription-based reading platform. Since launching its unlimited subscription service in 2018, the company has grown into a comprehensive content platform offering e-books, webtoons, web novels, audiobooks, and other multimedia content under a single monthly subscription. Recognized for its innovation, Millie has received the Grand Prize at the Effie Awards Korea and has twice been selected for Google Play's annual app awards, while pioneering new reading formats such as chat-style and video-based content. Beyond distribution, Millie has expanded into original IP planning and production, developing its own titles and extending them into diverse adaptations—including audio web novels, pop-up stores, and stage productions. In 2025, the company launched an unlimited webtoon and web novel subscription service and an offline reading space, further strengthening its position as an integrated IP and platform business.