- completely new UI design: everything is better, faster, easier to find, more intuitive, with a modern new look
- completely redesigned PDF viewer: much smoother scrolling, zooming, and page turning
- PDF: continuous "pageless" scrolling mode
- Split Screen (iPad only) to view two files or two different parts of the same file, side-by-side*
- add password protection (with strong AES-256 encryption) to PDF files
- upgrade weak encryption of old PDF files to AES-256
- create password-protected AES-256 encrypted ZIP archives
- Secure Photocopy, to completely eliminate all traces of invisible, hidden, or redacted information in a PDF file
- secure options for individual PDF pages: email, extract, or export as a separate password-protected file, as a secure photocopy, or both
- secure option to e-mail or export any file or folder as a password-protected ZIP
- easier closing of and switching between files: just swipe the left or right edge of the screen
- improved Apple Pencil support: start annotating immediately after touching the screen, use Apple Pencil 2's double-tap to switch tools
- Trash for deleted files & folders
- "Convert to PDF" for pictures or TXT files, plus improved support for built-in iOS conversion for HTML, iWork, and MS Office files
- completely redesigned video player with new controls: chapters, frame-by-frame forwarding/rewinding, jumping by 30 seconds, saving a screenshot as a separate file
- completely redesigned graphics viewer: much smoother scrolling, zooming, and page turning; easier handling of multiple image tasks like emailing, printing, or PDF conversion
- support for multi-page TIFF: view page-by-page, extract individual pages
- better support for animated GIF: view frame-by-frame, extract individual frames, play the real-time animation
- new file list mode: large icons, in addition to existing list and small icon modes
- file list: multi-column list mode
- file-list: auto-scrolling for extra-long file names that don't fit the screen
- better drag-n-drop for files and folders: now with the option of copying or moving
- completely new PDF Reflow: now with continuous "pageless" scrolling, with embedded preview thumbnails for each page
- file list preview thumbnails now support more file types: TXT, HTML, iWork, MS Office
- better PDF Annotations Summary: choose what types of annotations and what type of information to include in the summary
- TXT: pre-composed color schemes for Day and Night reading modes
- new menu auto-hide options: hide all bars automatically, leave the status bar on, don't auto-hide bars
- countless improvements to every aspect of the app, amounting to a much more efficient and enjoyable experience
5.1.7 2019/10/15