I'm using Mandrill for my transaction email needs and it works great. Unfortunately very often when I send emails via my email client the emails go to the recipients spam folder.
Is there a way to use Mandrill for outgoing emails via a mail client (such as Apple Mail or Thunderbird)?
You can use the Mandrill's Outgoing Server (SMTP) Setting in the MailClient of your choice.
SMTP Settings
Outgoing Server: smtp.mandrillapp.com
Outgoing Server Port: 587
Changing the MailClient is not probably going to mark your mails as legitimate.
There are multiple reasons for mail going to spam folder of recipient like:
In short, mail getting marked as spam depends upon: