<p>Despite the sheer amount of unfledged devotion Microsoft's flagship e-mail client since it arrived on Windows computers in the mid-'90s, there's more than just one capable offering on the market for sending and retrieving email. Desktop email clients are an absolute necessity in today's digital age, designed to access email messages regardless of an Internet connection and provide a convenient means for simultaneously accessing and consolidating multiple email addresses under one, banner application. Most also tout more storage than your run-of-the-mill Web client, whilst offering robust syncing with various calendar apps and file-hosting services such as Dropbox in addition to continual access to previously-downloaded emails. Although it's impossible to access a desktop client on the Web, the pros and cons of having a quality desktop client at your fingertips are difficult to overlook especially considering nearly every developer worth mentioning offers their commendable program free of charge or for a small, premium fee. sdgs</p><p>Here are our picks for the best email clients for PC and Mac OS X, whether you're willing to pay a premium price or, well, not. Also, check out our hand-picked selection of the best sites for creating a disposable email address and our choices for the best Web-based email clients. Sifting through junk mail has never been easier.Unibox (Mac OS X/$10)</p><p>Unibox is a sleek, Mac-friendly alternative to Outlook. As you'll notice once you get started, Unibox showcases conversations on the left and select messages on the right. The client offers a inline previews of media attachments in a similar fashion to Google, and users can change the viewing mode to see larger previews on the fly. There's also no need to scour individual messages for a particular attachment as the software automatically compiles all attachments from any one person in a single location, organized by date. Setup is minimal, requiring little more than a valid email address and password, and the application even imports old messages into the client for future reference.</p><p>Although Unibox doesn't feature an address of it's own, the software's utilizes standard IMAP protocol, thus allowing access to Gmail, iCloud, Hotmail, Outlook.com, Live.com, Yahoo! and a host of other popular clients. Other features come standard, such as the ability to trash and archive individual messages, along with options for forwarding and including additional emails in a thread. However, the software's hallmarks lies within its exceptionally clean interface and uncluttered design.Postbox (Windows/Mac OS X/$10)</p><p><a href="http://www.digitaltrends.com/computing/outlook-alternative-email-clients/">Keep reading...</a></p>