XOBNI for Outlook 
Xobni is the Outlook plug-in that saves you time finding email conversations, contacts and attachments.
After a quick install, you’ll see the new Xobni toolbar appear in Outlook - and suddenly information will become much easier to find. When a new email arrives, the sender’s full communication history appears in the Xobni sidebar, including past conversations, attachments and contact details. Xobni also includes a blazing fast email search tool.
OutlookTools 2.0 freeware
OutlookTools is a support and advanced settings tool for Microsoft Office Outlook. It gives you easy access to Outlook settings and data folders and allows you to change settings that are normally only possible through the registry.
Main Program Features
- Easy access to Outlook settings and data folders
- Easy access to troubleshooting tools
- Start Outlook with a startup switch
- Clear the Most Recently Used lists
- Make the New Mail Alert stay up for longer than 30 seconds
- Unblock attachments
- Hides options not available for your Outlook version
