- Reading features: smooth and responsive performance, smooth vertical scrolling, open documents in multiple tabs, multi-purpose SideBar, smart zoom, and user-friendly interface.
- Annotating features: text markup, unlimited threaded comments, voice annotations, handwriting with advanced zoom-in writing feature, eraser tools, shape tools, rich format freetext tool, stamp tool, signature tool, undo/redo function, and easy scrolling while annotating.
- Editing features: manage PDF pages, manage PDF outlines and embedded links.
- Form-filling features: support for various types of fields, including text, checkboxes, radio buttons, dropdown lists, buttons, and date-time fields, support for JavaScripted-powered PDF forms, support for AcroForms and Static XFA Forms, zoom-in writing to fill out scanned/non-interactive PDF forms, and signature management.
- PDF outline, PDF link, and bookmark management features: create and manipulate PDF outlines, create and manage PDF bookmarks, and create and edit PDF embedded links.
- File management features: all-new file manager with thumbnail and list view modes, categorize files or folders by color tags or favorites, seamless integration with Dropbox or Google Drive, rename, copy, or move remote files/folders, local library for organizing files from different sources, and copy/move files or folders between online cloud storage services.
- Other features: bookmarks management, email or print PDF in editable or flattened format, and compatibility with Adobe Acrobat standard.
- Premium subscription: offers additional features and is available through in-app purchase.