Free Email Clients
If you just use email for personal use or you don't need advanced features from your email software, a free email client could be the way to go.
Here's a list of some free email clients, we recommend you check out:
Free Desktop Email Clients
Free Web-based Email Clients
Free Mobile Email Clients
iOS Mail (pre-installed on iPhone, iPad, iPod)
Gmail App (available in App Stores on iPhone, iPad, iPod & Android)
Most of these free alternative email clients have a lot of features, you can add several email accounts and they get the job done.
If you're looking for more advanced features from your email software, you might want to look at other email clients like Sparrow, Postbox or Airmail.