The main interface in Postbox. The navigation pane allows you to focus your email views (and attention) by account, folder or topic. Search Tabs helps you instantly find attachments, images, links, and contacts. Inspector Pane summarizes detected content within individual messages or entire conversations.

Windows | Macintosh

Postbox enables you to view your messages by conversation. In this screenshot, a conversation has been opened in a new tab, and all related messages have been "gathered" from multiple folders.

Windows | Macintosh

Clicking the Attachments button in the tab strip opens a new tab with a list of attachments found across all accounts. The most relevant documents are displayed, with options to filter by any message criteria such as sender, date, subject, etc.

Windows | Macintosh

Clicking the Images button in the tab strip opens a gallery of all images from all accounts. The most relevant images are displayed, with options to filter by any message criteria such as sender, date, subject, etc. Images can be zoomed and previewed like a slideshow.

Windows | Macintosh

Text Preview mode helps you locate a specific word or phrase within a search.

Windows | Macintosh

The Advanced Search Panel enables users to quickly narrow any message or content search by specific criteria.

Windows | Macintosh

The inline Topics Panel allows for free-form assignment of Topics or selection from a list of favorites.

Windows | Macintosh

The inline Contacts Panel provides fast access to address book data and a palette of useful searches and actions.

Windows | Macintosh

The Compose Sidebar lets you find attachments, images, and links from your email directly within a new message window.

Windows | Macintosh