iclass pdf is a Chrome extension developed by yicheng that allows users to download PDF files specifically from iclass. This extension is designed as a practice exercise for implementing Chrome extensions, offering a lightweight and free solution without collecting any personal information.

Using iclass pdf is simple and straightforward. After adding the extension to Chrome, users will see the iclass pdf icon in the top right corner of their browser window, or within the puzzle icon menu. When browsing iclass webpages, users can locate the desired PDF page and open the iclass pdf extension, which will display a button window. By clicking the button, users can initiate the download.

It is important to note that iclass pdf is intended for educational and research purposes only, and users are expected to respect intellectual property rights. The extension was last updated on February 16, 2023.