Yes, both Zendesk Sell and SendGrid offer a Free Trial.
Zendesk Sell is designed for Large Enterprises, Medium Business and Small Business.
SendGrid is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Zendesk Sell begins at $19/User/Month when yearly, while pricing details for SendGrid are unavailable.
Some top alternatives to Zendesk Sell includes Thryv, monday sales CRM by monday.com, Pipedrive, Zoho CRM, Vendasta, Hubspot Marketing Hub, ClickUp, Salesforce, HubSpot CRM, Pipeliner CRM, Keap, SalesCRM, SimpleCRM, Snapforce CRM, Salesforce Sales Cloud and Pipeline CRM.
Some top alternatives to SendGrid includes SMTP, Campaigner and Moosend.