Yes, both Zero Keyboard and Salesforce Sales Cloud offer a Free Trial.
Zero Keyboard is designed for Medium Business and Small Business.
Salesforce Sales Cloud is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of Salesforce Sales Cloud begins at $25/user/month when yearly, while pricing details for Zero Keyboard are unavailable.
Some top alternatives to Zero Keyboard includes Salesforce, SalesNexus, Salesforce Essentials, Snapforce CRM, SalesNOW, Action Card, LeadSquared Field Force Automation, Salesforce Sales Cloud, Qualified, Workvivo, Resco and IFTTT.
Some top alternatives to Salesforce Sales Cloud includes Thryv, monday sales CRM by monday.com, Pipedrive, Zoho CRM, Vendasta, ClickUp, Freshsales, Salesforce, Salesboom, GoCRM, SalesCRM, SimpleCRM, CloudCC CRM, Snapforce CRM and CRM.io by 500apps.