Yes, both FindmeIP and Whoisvisiting offer a Free Trial.
FindmeIP is designed for Large Enterprises, Medium Business and Small Business.
Whoisvisiting is designed for Large Enterprises, Medium Business and Small Business.
Pricing for FindmeIP Starts at $3.99/month whereas for Whoisvisiting Starts at $69/Month.
Some top alternatives to FindmeIP includes Whoisvisiting, ipgeolocation, ipstack, Snitcher, IP2Location.io, Qualified, Workvivo, VisitorAPI, IPinfo.io, IFTTT and SmartIP.
Some top alternatives to Whoisvisiting includes Leady, Leadfeeder, LeadFuze, Lead Forensics, LeadsBridge, Leadforms, Leadworx, Leadinfo, LeadMagic, Leadenhancer and Lead Revealer.