Postbox lets you spend less time managing messages and more time getting things done. But what makes Postbox really useful is the way it lets you find and reuse all kinds of content hidden deep within your email. After all, it’s your email... make the most of it!Ultra-Fast Search
Postbox makes it easy to search for almost anything across all of your email accounts.Powerful Address Auto-Complete
The Addressing Widget will enable you to search for contacts by either first name, last name, or domain.
* Several stability fixes
* Memory improvements to make Postbox give back memory more aggressively
* Performance improvements for sending and reading large messages and conversations
* Add the ability to control signatures in message replies and forwards from Tools | Account Settings... | <account> | Composition & Addressing
* Hide the folder pane when in a message tab
* The mechanism for logging into Twitter has changed. Twitter users will need to log in again via Tools | Web Services...
* Fix an issue with POP3 accounts where checking for new mail failed with an error about the folder is currently being processed
* Fix an issue where copying to the Sent folder would fail
* Fix an issue when dragging a message into the compose window was failing to attach the message
* Fixed an issue with IMAP offline stores larger than 4GB
* Fixed a conversation threading issue where messages were not threaded when they should have been