Yes, both Fastbase and Whoisvisiting offer a Free Trial.
Fastbase is designed for Large Enterprises, Medium Business and Small Business.
Whoisvisiting is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Fastbase Starts at $39/Month whereas for Whoisvisiting Starts at $69/Month.
Some top alternatives to Fastbase includes Whoisvisiting, Leady, Visual Visitor Sales Intelligence, LeadMagic, ipstack, Dynamic Leads, Lead Revealer, Websitez, VisitorAPI and LeadRebel.
Some top alternatives to Whoisvisiting includes Leady, Leadfeeder, LeadFuze, Lead Forensics, LeadsBridge, Leadforms, Leadworx, Leadinfo, LeadMagic, Leadenhancer and Lead Revealer.