Neither Mandrill nor Kingmailer offers a free trial.
Mandrill is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Kingmailer is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both Mandrill and Kingmailer are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to Mandrill includes SMTP, Campaigner and Moosend.
Some top alternatives to Kingmailer includes SMTP, Campaigner and Moosend.