It took web-based email to a whole new level, paving the way for the interactive email apps we know today. While it was far from the first email client, the release of Gmail in 2004 was a big deal. Overview: One of the world’s most popular email clients, Gmail remains a great choice for many users. Below, you’ll find apps for everything from managing your personal email to organizing your team’s inbox. To make your decision easier, we’ve identified the best email clients out there. The right email client can make this a lot easier, but finding the right one can be a challenge. This means that the difficulty of managing your email remains. Particularly in the business world, email is very much alive and well. While every day seems to bring a new headline about an app that will “replace email,” it’s still a big part of our online lives.