Yes, both Constant Contact and Campaign Monitor offer a Free Trial.
Constant Contact is designed for Large Enterprises, Medium Business and Small Business.
Campaign Monitor is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing details for both Constant Contact and Campaign Monitor are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to Constant Contact includes Campaigner, Moosend and SMTP.
Some top alternatives to Campaign Monitor includes Campaigner, Moosend and SMTP.