Yes, both Constant Contact and Vtiger offer a Free Trial.
Constant Contact is designed for Large Enterprises, Medium Business and Small Business.
Vtiger is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of Vtiger begins at $12/user/month when yearly, while pricing details for Constant Contact are unavailable.
Some top alternatives to Constant Contact includes Campaigner, Moosend and SMTP.
Some top alternatives to Vtiger includes Thryv, Salesforce Sales Cloud, monday sales CRM by monday.com, Pipedrive, Zoho CRM, Vendasta, Hubspot Marketing Hub, ClickUp, Freshsales, Salesforce, HubSpot CRM, Nutshell, Keap, SalesCRM, SimpleCRM, Simply CRM, Odoo CRM and Zoho CRM Plus.