Yes, both Interface 365 and Salesforce offer a Free Trial.
Interface 365 is designed for Large Enterprises, Medium Business and Small Business.
Salesforce is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Interface 365 Starts at $19/User/Month whereas for Salesforce Starts at $25/User/Month.
Some top alternatives to Interface 365 includes Salesforce Sales Cloud, Pipedrive, Freshsales, Salesflare, Close, Vendasta, Keap, ClickUp, Zoho CRM, Salesforce, Thryv, SalesCRM, SimpleCRM, CRM.me, Sage CRM, Easy Simple CRM, webCRM, Cool Life CRM, CRM.io by 500apps and Miss CRM.
Some top alternatives to Salesforce includes Salesforce Sales Cloud, Pipedrive, Freshsales, Salesflare, Close, Vendasta, Keap, Hubspot Marketing Hub, Dynamics 365 Marketing, ClickUp, Zoho CRM, HubSpot CRM, Microsoft Dynamics 365 for Sales, Thryv, Netsuite CRM, Wisdom CRM, SalesCRM, SimpleCRM and Zoho CRM Plus.