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