First release.
• Opens PDF, Word, Excel, PowerPoint, text and CSV
• Send a file here with "Open with" from any app
• Type tabs with counts, plus Recent, Favourites, search and sorting
• Search inside a document with every match highlighted
• Night mode, brightness, rotate and keep-screen-on
• Word to PDF, split, insert a blank page, compress, PDF to JPG, merge, password, print
• Draw, type or sign on a page
• Nothing is uploaded, and no all-files access is asked for