SysInfo PST File Viewer - Outlook PST File Viewer Tool enable users to open, view or read PST files without requiring Outlook, it scans all the important items of PST such as calendars, contacts, notes, tasks and journal entries etc.
Wondershare PDFelement - All-in-one PDF editor
Stellar OST Viewer - Stellar OST Viewer is a tool that scans even corrupt Outlook OST files and shows the entire email data, such as contacts, calendars, notes, tasks, journals, which were inaccessible previously.
Foxit PhantomPDF - Edit PDF files with our feature-rich PDF Editor. Download Foxit PDF Editor to convert, sign, scan / OCR & more. A speedy PDF Editor alternative to Adobe Acrobat.
Coolutils Outlook Viewer - Coolutils Outlook Viewer is an all-in-one open application that lets you open and views PST or OST files, and you do not need to install Outlook on your computer.
Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.