Unibook is an online marketplace focused on buying and selling affordable secondhand books in Iran. Its catalogue serves a wide range of readers, with books grouped into academic, exam-preparation and educational, general, foreign-language, and religious categories. Academic subjects include engineering, medicine, law, management, mathematics, humanities, and the sciences, while general titles span psychology, literature, children’s and young adult books, history, science, and lifestyle.

The educational selection includes titles from publishers such as Gaj, Kheili Sabz, Mehr-o-Mah, and Ghalamchi, as well as test-preparation and university-level materials. Listings feature individual used books, with displayed prices and occasional discounts. Unibook also enables users to sell their own books: sellers register, create a listing, and can earn directly from sales.

The site provides account registration and login, a shopping cart, order tracking, customer-service guidance, and online chat support. By bringing buyers and sellers together, Unibook offers a convenient way to find pre-owned books and give them a new life