Upgrade your free with paper tape history for reviewing and editing past calculations. or export the history to iBooks, Dropbox, email, or . Save and retrieve files, add comments, and modify entries. The iPad version includes a full-sized keypad.
Decompress files in rar, zip, and 7z formats. Support encrypted files and simultaneous compression during decompression. Access Baidu network disk files and transfer via WiFi. Download files through browser.
The app offers a reading experience with adjustable font sizes and types. Users can manage files through various transfer methods and organize them within a bookshelf.
