Yes, both Campaign Monitor and Eventzilla offer a Free Trial.
Campaign Monitor is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Eventzilla is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Eventzilla begins at $1.50per Registration, while pricing details for Campaign Monitor are unavailable.
Some top alternatives to Campaign Monitor includes Campaigner, Moosend and SMTP.
Some top alternatives to Eventzilla includes Eventbrite, EventBank Event Management Platform, Evvnt, EventBrew, Event Always, Eventboost, Eventsair, Eventene, EventPro Software and Eventify.