カクヨムViewer is an official viewer application for the KADOKAWA-operated web novel site, offering users access to a wide variety of novels, including original works and light novels. The app allows users to read an extensive selection of titles for free, encouraging them to discover their favorite stories. With over 1.2 million registered users, it provides an engaging platform for literature enthusiasts.

The app features a user-friendly interface designed for ease of reading. Users can swipe through genres, follow their favorite novels, and receive notifications about new updates. Customization options for background color and font enhance the reading experience. Additionally, the app supports offline reading, vertical scrolling, and offers a history feature for easy access to previously read novels. It also includes functions for submitting reviews and supporting favorite works.