Reconfigures WordPress email to use secure SMTP such as Gmail. Plugin options are accessible through the admin panel.
Yes. In fact it was originally developed to work with Gmail. The following options should get you going:
your Gmail / GoogleApps email address
your Gmail / GoogleApps password
Make sure that no mailing, SMTP or other plugins with similar functionality are active.
HGK SMTP plugin works by modifying behavior of
wm_mail() function. Unfortinately, some plugins are known to call PHP's
mail() directly. If the case, you should be able to correct that by searching for instances of
mail() and replacing them with
wp_mail(). Since the parameters to the both functions are the same, this simple textual replacement works.