iSumbar Mambaco is a digital library application designed for Android users, developed by Dinas Kearsipan dan Perpustakaan Provinsi Sumatera Barat. This app combines the functionality of a social media platform with an eReader, allowing users to read eBooks while interacting with others. Users can recommend books, share reviews, and connect with fellow readers, enhancing the reading experience both online and offline.

The application features an extensive collection of eBooks, enabling users to explore thousands of titles with ease. Key features include ePustaka, which allows membership to a diverse digital library, a Feed for tracking user activities, a personal virtual Bookshelf for managing borrowed titles, and an integrated eReader for seamless reading. iSumbar Mambaco makes accessing literature enjoyable and convenient.