OctopusPro offers Free Trial, but MailChimp does not.
OctopusPro is designed for Large Enterprises, Medium Business and Small Business.
MailChimp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of OctopusPro begins at $5/User/Month when Billed Yearly, while pricing details for MailChimp are unavailable.
Some top alternatives to OctopusPro includes Service Fusion, Housecall Pro, FieldAware, Fieldd, Oracle Field Service Cloud, Salesforce Field Service, ManageMart, SAP Field Service Management, Easy Field Services, Fieldworkhq, Service CRM and Fieldeas.
Some top alternatives to MailChimp includes Campaigner, Moosend and SMTP.