Hacki for Hacker News is a free iPhone app developed by Jiaqi Feng. As an education and reference application in the books category, Hacki for Hacker News provides a comprehensive platform for users to access and engage with Hacker News.

The app offers a range of features to enhance the user experience. Users can log in using their Hacker News account and browse stories from various categories. The search function allows users to easily find specific stories of interest. Additionally, users can submit stories, pin them for quick access, and mark them as favorites.

One of the standout features of Hacki for Hacker News is the ability to leave comments and participate in discussions. Users can collapse comments to easily navigate through threads and view parent comments without scrolling up. The app also allows users to view and participate in polls.

Hacki for Hacker News offers a seamless reading experience by allowing users to download stories and comments for offline reading. The app remembers the user's progress, allowing them to pick up where they left off. Furthermore, favorites and pins are synced across devices, ensuring a consistent experience.

With its user-friendly interface and extensive feature set, Hacki for Hacker News is a must-have app for the hacker community. Whether you're looking to stay up-to-date with the latest news or engage in insightful discussions, Hacki for Hacker News has it all.