得间小说极速版 is a free iPhone application developed by Beijing Dejian Technology Co. Ltd. It falls under the category of Education & Reference, specifically in the Books subcategory. This app offers a wide selection of novels for users to read, with the added convenience of offline caching. Users can enjoy reading their favorite books even without an internet connection. The app also features a voice reading function, providing a more eye-friendly experience for users who prefer listening to novels. With a variety of popular novels available, such as "我不喜欢这世界，我只喜欢你" and "只为遇见你," users can indulge in a range of genres and storylines. The app aims to provide a high-quality and personalized reading experience, making it a must-have for book lovers.